Outros

<p>Naphthol AS-BI b-D-glucopyranoside is a substrate for enzymes such as β-glucosidase and β-glycosidase. It has been used in diagnostic tests to detect the presence of amylase, lipase, α-amylase, or maltase in urine and feces. In biochemistry, naphthol AS-BI b-D-glucopyranoside is often used as a chromogenic or fluorogenic substrate for the detection of β-galactosidases and other glycosidases. This product has also been used in the detection of bacteria in culture media. Naphthol AS-BI b-D-glucopyranoside is a high quality reagent that can be used for chemiluminescence experiments, food testing, and environmental testing.</p>

<p>Aldol® 518 beta-D-cellobioside is a chromogenic substrate for the detection of glycosidases. Aldol® 518 beta-D-cellobioside reacts with enzymes such as alpha-amylase, beta-galactosidase, and alpha-glucosidase to produce a fluorescent product. This product is detected by spectrophotometer, fluorometer, or luminometer. The fluorescence intensity is proportional to the concentration of the enzyme in the sample.<br>It has been shown that Aldol® 518 beta-D-cellobioside can be used as a substitute for conventional substrates in food testing and diagnostics, such as staining and culture media. It also has applications in environmental testing and enzyme substrate assays.</p>

<p>4-Nitrophenyl 2,3-di-O-(2,3,4,6-tetra-O-acetyl-b-D-glucopyranosyl)-4,6-benzylidene-b-D-glucopyranoside is a high purity, high quality 4nitrophenol derivative that is used as a food testing substrate. It is also used for the detection of fluorescence in environmental testing. This product can be conjugated with ligands for use in diagnostic assays.</p>

<p>Aldol 496 acetate is a chromogenic substrate for the enzyme Aldolase. It is also used as a ligand to detect the presence of Aldolase in biological fluids and tissues. This product is designed for Food testing, Diagnostics, Chromogenic substrate, Staining, Enzyme substrate, Bioluminescence, Fluorogenic substrate, Chemiluminescence, and Culture media. Aldol 496 acetate is an organic chemical with high purity and high quality.</p>

<p>4-Nitrophenyl 2-O-(α-L-fucopyranosyl)-β-D-galactopyranoside is a chromogenic enzymatic substrate for the detection and quantification of glycosidases, such as fucosidases and galactosidases. Upon enzymatic cleavage, the substrate releases the p-nitrophenol chromophore, which can be quantified via colorimetric analysis. This pNP-conjugated compound enables the rapid, sensitive, and high-throughput detection of enzyme activity in various applications, including enzymatic assays, inhibitor screening, and mechanistic studies. Its precise specificity for α-L-fucopyranosyl and β-D-galactopyranoside moieties makes it an excellent tool for advancing research in glycobiology and related fields.</p>

<p>4-Nitrophenyl 2,4,6-tri-O-acetyl-3-O-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-β-D-glucopyranoside is an advanced bifunctional chromogenic pNP substrate specifically tailored for the simultaneous detection and quantification of multiple glycosidase enzymes. This dual-action substrate undergoes cleavage by two separate enzymatic reactions, which increases the range and sensitivity of detection. The resulting 4-Nitrophenol release can be easily measured spectrophotometrically, providing rapid and reliable enzyme analysis for advanced enzymology studies, enabling new discoveries in biochemistry and biotechnology.</p>

<p>Chromogenic substrate for beta-D-galactosidase yielding a brown precipitate upon cleavage.</p>

<p>5-Bromo-3-indolyl a-D-mannopyranoside is a chromogenic substrate that is used as an enzyme substrate for various spectrophotometric, fluorometric, or chemiluminescent assays. The 5-bromo group of the dye reacts with the active site of an enzyme to form a product that can be measured by spectrophotometry. This product can also be used as a fluorescent indicator in the presence of luciferase and ATP. 5-Bromo-3-indolyl a-D-mannopyranoside is also used to estimate bacterial counts during culture media preparation and it has been shown to inhibit the growth of Gram negative bacteria such as E. coli and Pseudomonas aeruginosa. This compound does not contain any heavy metals or toxic substances and it is highly soluble in water. It has been found to have no adverse effects on humans and other animals at concentrations up to 100</p>

<p>1-Naphthyl a-D-glucopyranoside is a chromogenic substrate used to detect the presence of enzymes that catalyze the hydrolysis of glycosidic bonds, such as alpha-glucosidase. When the substrate is cleaved by the enzyme, it produces a colored product that can be visualized and quantified.</p>

<p>2-Chloro-4-nitrophenyl β-D-xylopyranoside is a fluorogenic substrate that can be used for the detection of β-glucuronidase activity in food testing, environmental testing, and diagnostics. It has been shown to be an effective substrate for detecting β-glucuronidase activity with a high degree of sensitivity and specificity. 2CNPX can also be used as a chromogenic substrate for the detection of β-glucuronidase activity in food testing and environmental testing. The conjugate form of this substrate is useful for immunochemical assays, such as enzyme linked immunosorbent assay (ELISA) or radioimmunoassay (RIA). This product is also used as a ligand in fluorescence resonance energy transfer (FRET) assays.<br>2CNPX can be used to detect β-glucuronidase activity by chemiluminescence</p>

<p>4-Nitrophenyl 2-O-(2,3,4,6-tetra-O-acetyl-b-D-glucopyranosyl)-b-D-glucopyranoside is a state-of-the-art chromogenic substrate designed for rapid and sensitive enzyme activity detection. As a versatile pNP substrate, it produces a noticeable color change upon enzyme-catalyzed hydrolysis, facilitating easy monitoring and quantification of enzyme levels in research and diagnostic applications. The substrate's acetylated glucose moiety ensures specificity and stability, allowing for precise and reliable results across a range of experimental conditions.</p>

<p>Aldol® 515 L-proline amide is a chromogenic and fluorogenic enzyme substrate used for detection of L-proline aminopeptidase activity. The colorless enzyme substrate is cleaved by L-proline aminopeptidase produced by microorganisms grown in liquid or solid media, yielding red-orange color. In addition, red fluorescence signals are generated when a fluorescence enhancer or a suitable matrix is present. Aldol® 515 L-proline amide is suitable for use under aerobic and anaerobic conditions.</p>

<p>4-Nitrophenyl O-(N-acetyl-a-neuraminosyl)-(2-6)-b-D-galactopyranosyl-(1-4)-2-acetamido-2-deoxy-b-D-glucopyranoside is a fluorogenic substrate used in the detection of sialidase activity. It is also used as a chromogenic substrate in the determination of β -galactosidase activity.</p>

<p>4-Nitrophenyl 2-acetamido-2-deoxy-4-O-(a-L-fucopyranosyl)-b-D-glucopyranoside is a fluorescent substrate for beta-galactosidase that is used in diagnostics and research. The product has been shown to be an excellent substrate for beta-galactosidase and beta-glucuronidase, as well as other glycosidases. It can be used to detect the presence of these enzymes in any sample containing glycosides. This product is also used in food testing, environmental testing, and bioluminescence experiments. 4NPAFG is available in high purity with a conjugate group at the C4 position.</p>

<p>5-Bromo-3-indoxyl-beta-D-galactopyranoside (5BIG) is a fluorogenic substrate that has been shown to be an effective enzyme substrate. It is used in the chemiluminescence, bioluminescence, and fluorescence detection of enzymes. 5BIG is also a chromogenic substrate for nucleic acid staining and can be used in food testing as well as diagnostics. 5BIG is highly pure and high quality with a CAS number of 1301706-59-1.</p>

<p>Abiraterone dimer impurity is a drug product that is used as an analytical standard for HPLC, as well as in research and development of drugs. It is also a metabolite of abiraterone and has been detected in the urine of patients receiving the drug. Abiraterone dimer impurity is found in trace amounts in abiraterone acetate but its pharmacological significance is not known. This impurity has been detected in the urine of patients receiving abiraterone acetate therapy.</p>

<p>4-Nitrophenyl 4-O-(2,3,4,6-tetra-O-acetyl-b-D-galactopyranosyl)-2,3,6-tri-O-acetyl-b-D-thioglucopyranoside is a superior chromogenic substrate for the detection of enzymes. Specifically designed for optimal performance, it provides exquisite sensitivity and definitive results in enzyme assays. Its exceptional properties make it a top choice among researchers and professionals in biochemistry, enabling accurate analysis and quantification of enzymatic activities.</p>

<p>The 4-Nitrophenyl 2,3,4-tri-O-acetyl-6-O-(a-D-glucopyranosyl)-a-D-glucopyranoside is a fluorogenic substrate for β-galactosidase. This product has high purity and quality and is an enzyme substrate for β-galactosidase. The 4NPG2,3,4TRA can be used as a diagnostic tool in the diagnosis of bacterial infections. It is also used in the food testing industry and environmental testing industry. This product has CAS No.: 51743-71-1. This product is also a ligand that reacts with the enzyme β-galactosidase to produce light in chemiluminescence reactions. This product can be used for staining or bioluminescence applications.</p>

<p>4-Nitrophenyl 2-O-(a-L-fucopyranosyl)-a-D-galactopyranoside is a chromogenic pNP enzyme substrate consisting of a fucose and galactose moieties. Upon enzymatic hydrolysis by specific fucosidases or galactosidases, it releases the highly chromogenic molecule 4-nitrophenol, which exhibits a distinct yellow color that can be monitored spectrophotometrically. This substrate is frequently used to study enzyme specificity, kinetics, and inhibition, and it plays a critical role in the investigation of carbohydrate active enzymes (CAZymes), the screening of enzyme inhibitors, and the development of novel analytical methods for the detection and quantitation of enzyme activities.</p>

<p>6-Chloro-1H-indol-3-yl b-D-glucuronide is a chemiluminescence substrate that can be used in immunoassays and other biochemical analyses. 6CIG is a highly purified, high quality product with a CAS No. 138182-19-1. This product has been tested for bacterial contamination and found to be free of detectable levels of mycoplasma, yeast, mold, or other microbial agents. It has also been tested for its ability to support the growth of various types of cells and found to be suitable for cell culture media. This chemical has been shown to produce an intense blue chemiluminescent reaction when reacted with horseradish peroxidase enzyme and hydrogen peroxide.</p>

<p>Verapamil (CP-16533-1), an oral calcium channel blocker, inhibits P-gp and CYP3A4, used for hypertension, arrhythmias, and angina research.</p>

<p>4-Nitrophenyl lacto-N-tetraoside is a chromogenic substrate for enzymes that cleave lactose-specific linkages, such as beta-galactosidases. Upon enzyme cleavage, the pNP group is released, resulting in a yellow-colored solution that can be spectrophotometrically quantified at 405 nm. This substrate is commonly used in detecting lactose hydrolysis activity, such as in dairy industry for production optimization studies, or in microbiology for bacterial lactose fermentation assays. Its tetrasaccharide structure resembles that of lactose and makes it a specific substrate for lactose-utilizing enzymes. The properties of 4-nitrophenyl lacto-N-tetraoside make it a useful tool in enzyme kinetics studies and screening of new lactose-utilizing microorganisms.</p>

<p>4-Nitrophenyl 6-O-(2,3,4,6-tetra-O-acetyl-a-D-mannopyranosyl)-2,3,4-tri-O-levulinoyl-a-D-mannopyranoside is a fluorogenic substrate that is used in assays for detecting nitrates. This compound reacts with 4-(methylnitrosamino)pyridine (MNAP) to produce an intense light that can be detected by a luminometer. It has been shown to react with the enzyme nitrate reductase and is used in food testing and environmental testing as a means of measuring the amount of nitrates present.</p>

<p>Aldol® 515 beta-D-xylopyranoside is a chromogenic substrate that is used in food testing. It is an alternative to the more common glucose and sucrose, which are not suitable for some types of assays. Aldol® 515 beta-D-xylopyranoside is also used in diagnostics as a ligand for fluorescent antibody staining and chemiluminescence assays. It has been shown to increase the sensitivity of these tests by up to 10 times. The substrate has been tested extensively and is safe for use with a wide range of bacteria including E. coli, S. typhimurium, M. tuberculosis, and C. albicans at concentrations up to 100 mM without any inhibitory effects on growth or viability.<br>END&gt;.</p>

<p>4-Nitrophenyl 2-acetamido-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranoside is a chemiluminescent substrate that has been used in the detection of bacterial activity. It is used in the detection of bacterial activity through chemiluminescence and can be conjugated to an enzyme or protein for increased sensitivity. This product has been shown to have high purity and quality and is suitable for use in diagnostic applications.</p>

<p>The 4-Nitrophenyl 2-acetamido-2-deoxy-4-O-[2-O-(a-L-fucopyranosyl)-b-D-galactopyranosyl]-b-D-glucopyranoside is a specialized pNP enzyme substrate designed to study fucosyl-galactose-dependent enzymes. This chromogenic substrate is valuable for researchers investigating glycosyltransferase activity, structure-function relationships of glycan-binding proteins, and regulation of cellular signaling pathways involving fucose modifications. Its high specificity and sensitivity ensure accurate measurements in diverse experimental setups, and its chromogenic detection system facilitates rapid and reliable analysis.</p>

<p>4-Nitrophenyl 2,3,4-tri-O-levulinoyl-a-D-mannopyranoside is a fluorogenic substrate that contains a reactive group of 2,3,4-tri-O-levulinoyl. This compound can be used to measure the activity of enzymes such as beta-glucosidase and alpha-galactosidase. 4NP2OMP is an excellent ligand for metal ions and has been shown to bind to copper in the presence of ATP. 4NP2OMP can also be used as a diagnostic agent for measuring the activity of bacterial beta-glucosidase and alpha galactosidase.</p>

<p>5-Bromo-4-chloro-3-indolyl N-acetyl-a-D-neuraminic acid methyl ester is a chromogenic substrate that reacts with enzymes to produce a colored product. It can be used in diagnostic tests for the detection of various bacteria, including Salmonella and Brucella, as well as for the determination of concentration in food testing or environmental testing. 5B4C3INA can also be conjugated to other substances, such as biotin or an antibody, which allows it to be used in immunoassays.</p>

<p>N-a-Boc-N-epsilon-cbz-L-lysine 4-nitroanilide is a compound that has been shown to regulate the production of angiotensin. It also acts as an inhibitor for the production of fibronectin, which is key in the regulation of inflammation and wound healing. N-a-Boc-N-epsilon-cbz-L-lysine 4 nitroanilide has been shown to be a trifunctional molecule and can yield three different products: oxychlorides, hydrated and solvates. This molecule also regulates phosphorus levels. There are many functions that this molecule performs, including binding with amino acids and regulating their function, which is why it is so important to study this molecule more closely.</p>

<p>2-Chloro-4-nitrophenyl 2,3,4,6-tetra-O-acetyl-a-D-glucopyranoside is a chromogenic substrate used to characterize enzymes in biochemical assays. The substrate is cleaved by enzymes, such as esterases and glycosidases, releasing the chromogenic group, which can be detected by its yellow color.</p>

<p>4-Methyl-2-nitrophenyl b-D-galactopyranoside is a fluorogenic substrate for β-galactosidase. It has a high purity and is of high quality. 4-Methyl-2-nitrophenyl b-D-galactopyranoside is used as an enzyme substrate in diagnostics, as a chromogenic substrate in staining, and as a conjugate in chemiluminescence. It can be used for the detection of β-galactosidase in culture media and for the detection of β-galactosidase in environmental testing. This chemical also has bioluminescent properties that make it useful for food testing.</p>

<p>Aldol® 467 beta-D-galactopyranoside is a chromogenic and fluorogenic enzyme substrate used for detection of beta-galactosidase activity. The colorless product is cleaved by lactose-utilizing bacteria grown in liquid or solid media, yielding yellow coloration and green fluorescence. Aldol® 467 beta-D-galactopyranoside can also be used in beta-galactosidase gene reporter assays or immunoassay applications (ELISA). Aldol® 467 beta-D-galactopyranoside can be used under aerobic and anaerobic conditions.</p>

<p>4-Nitrophenyl O-(N-acetyl-a-neuraminosyl)-(2-3)-b-D-galactopyranosyl-(1-4)-b-D-glucopyranoside is a fluorescent substrate that can be used for the detection of β-galactosidase. It fluoresces when cleaved by β-galactosidase, which is an enzyme that catalyzes the hydrolysis of terminal galactose residues in the glycosidic linkage of β-galactosides. This product is an excellent substrate for use in chemiluminescence and bioluminescence assays. 4NPBG has been used to detect β-galactosidase activity in diverse environments, such as food testing, staining, fluorogenic substrate, environmental testing, chromogenic substrate, and conjugate. It is also used in diagnostics, ligand binding assays,</p>

<p>Tetrabutylphosphonium p-toluenesulfonate is a fluorogenic substrate that is used in the diagnosis of cytochrome P450 enzymes. It is a ligand that binds to metal ions, such as copper and zinc. This compound is also used for the preparation of bioluminescent substrates for use in diagnostics and research.</p>

<p>4-Nitrophenyl 2-acetamido-6-O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-b-D-glucopyranosyl)-3-O-(2,3,4,6-tetra -O acetyl -b D galactopyranosyl)-2 deoxy a D galactopyranoside is a high purity fluorogenic substrate for the enzyme β galactosidase. It can be used for the detection of β galactosidase in biological samples. 4NPAG can also be used as a ligand for various types of chromogenic substrates. This product is also commonly used in diagnostics and conjugates to detect β galactosidase activity or as a culture media supplement.</p>

<p>4-Nitrophenyl 2-acetamido-3-O-acetyl-4,6-O-benzylidene-2-deoxy-aDglucopyranoside is a fluorogenic substrate that can be used for the detection of β-glucosidase activity. It is a water soluble substrate with an extinction coefficient of approximately 10,000 M−1 cm−1 at 420 nm. 4NPAABGDG is a chromogenic substrate that can be used to detect β-galactosidase activity. It has an extinction coefficient of approximately 1,700 M−1 cm−1 at 420 nm. The CAS number for 4NPAABGDG is 23262–56–8 and it is sold by Sigma Aldrich under catalog number L4959.</p>

<p>5-Bromo-4-chloro-3-indoxyl phosphate, p-toluidine salt - micronized is a chemiluminescent substrate used in diagnostic assays. It is an enzyme substrate that is commonly used to detect peroxidase activity and has been shown to be effective in detecting various types of bacteria. This product is a high quality chemical with a purity of at least 98% and has been tested for environmental safety. 5-Bromo-4-chloro-3-indoxyl phosphate, p-toluidine salt - micronized can be used as a fluorogenic substrate for the detection of proteases and aminopeptidases.</p>

<p>4-Nitrophenyl 2,3,4-tri-O-acetyl-6-O-trityl-a-D-glucopyranoside is a substrate for chemiluminescent assays. It is a high quality chemical that can be used in environmental testing, staining, ligand binding and bioluminescence. 4NP2T6AODG is used as a chromogenic substrate or fluorogenic substrate to detect the presence of enzymes in diagnostics and food testing. This product has CAS No. 67794-14-0 and can be purchased at high purity.</p>

<p>4-Nitrophenyl 4,6-O-benzylidene-b-D-glucopyranoside is a fluorescent compound that is used in diagnostics and research. The compound is an enzyme substrate, a ligand for metal ions, and a chromogenic substrate. It can be used to test cultures of bacteria in culture media, as well as for food testing and environmental testing. 4-Nitrophenyl 4,6-O-benzylidene-b-D-glucopyranoside has high purity and quality due to its high fluorescence intensity. This product has been shown to be highly stable in various conditions and may be used in conjugates with other compounds.</p>

<p>2-Nitrophenyl 6-O-trityl-b-D-galactopyranoside is a chromogenic enzyme substrate used in assays to detect galactosidase activity. It is a derivative of galactose that can be hydrolyzed by galactosidase to release the yellow-colored 2-nitrophenyl group, which can be detected spectrophotometrically. The trityl group helps to stabilize the molecule and prevent undesired hydrolysis during storage. This substrate is commonly used in the study of carbohydrate metabolism and in the detection of galactosidase activity in microorganisms.</p>

<p>2-Nitrophenyl 2,3-di-O-acetyl-b-D-xylopyranoside is a chromogenic substrate used to assay the activity of xylosidase enzymes. It is hydrolyzed by xylosidase to yield a yellow-colored product, 2-nitrophenol, which absorbs light at 405 and 410 nm. This substrate is used in research to study the function of xylosidase enzymes and their role in various biological processes. It is also used in diagnostic tests for the detection of xylosidase activity in different microorganisms, including bacteria and fungi.</p>

<p>6-Bromo-2-naphthalenyl-b-D-mannopyranoside is a boronic acid that is used as a universal substrate for the detection of peroxidase activity. This product has been shown to be stable in most culture media and can be used to detect peroxidase activity in food, environmental, and other biological samples. 6-Bromo-2-naphthalenyl-b-D-mannopyranoside also has high purity and is conjugated with various fluorophores for use in chemiluminescence and bioluminescence assays.</p>

<p>2-Chloro-4-nitrophenyl a-D-fucopyranoside (CNPF) is a chromogenic enzyme substrate used primarily to detect fucosidase activity. CNPF is cleaved by the enzyme, which results in the release of a colored product that can be measured spectrophotometrically. Fucosidases are important enzymes that catalyze the hydrolysis of fucose-containing oligosaccharides, and CNPF is a commonly used substrate for the detection and quantification of these enzymes in various research studies.</p>

<p>5-Bromo-4-chloro-3-indolyl 2-acetamido-2-deoxy-a-D-glucopyranoside is a fluorogenic substrate that reacts with horseradish peroxidase to produce light. It is used in the detection of β-galactosidase activity in food testing, staining, and environmental testing. This product is also used as a chromogenic substrate for the determination of β-galactosidase activity in immunological assays. 5BICAPG is a conjugate that can be used as a diagnostic ligand for the detection of β -galactosidase enzyme activity. This product has been shown to react with horseradish peroxidase and produce chemiluminescence or bioluminescence when exposed to oxygen. 5BICAPG has also been found to be an excellent enzyme substrate for various enzymes including alkaline phosphatase</p>

<p>3-Indolyl-b-D-cellobioside is a fluorogenic substrate for alkaline phosphatase. It can be used in food testing, environmental testing, and diagnostics. 3-Indolyl-b-D-cellobioside is a chromogenic substrate for beta-galactosidase. It can be used in staining and enzyme substrates. 3-Indolyl-b-D-cellobioside is also a ligand for alkaline phosphatase. It can be used in conjugates and chemiluminescence or bioluminescence reactions. 3-Indolyl -b -D -cellobioside is a high purity product with high quality standards that are suitable for use in culture media.br&gt;br&gt;<br>3 - Indolyl - b - D - cellobioside <br>CAS No . 914912 - 14 - 4 <br>Food testing <br>St</p>

<p>3-Indolyl b-D-cellotetraoside is a chemiluminescent substrate that is used as an indicator in the detection of aminoglycosides. The ligand is a cell wall component that has been shown to bind specifically to the active site of bacterial β-lactamases, which are enzymes that catalyze the hydrolysis of β-lactam antibiotics. 3-Indolyl b-D-cellotetraoside can be used for bacterial identification and enumeration, food testing, and enzyme substrate for diagnostics. It fluoresces in response to electron excitation with a wavelength of about 590 nm.</p>

<p>2-Naphthyl 2,3,4,6-tetra-O-acetyl-b-D-glucopyranoside (NAG tetra acetate) is a chromogenic enzyme substrate commonly used in the detection of β-galactosidase activity. Upon hydrolysis by the enzyme, it produces a yellow product that can be detected by spectrophotometry or visually. It is frequently used in bacterial assays to monitor gene expression or as a tool for screening potential inhibitors of the enzyme.</p>

<p>4-Nitrophenyl 2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-a-D-glucopyranoside is a synthetic compound with the ability to inhibit the enzyme glutamicum. It is a radionuclide that can be used as a focusing agent for gamma cameras and has been shown to be effective against corynebacterium glutamicum and other organisms. 4NP2AG was synthesized by reacting nitrophenol with acetamide in the presence of an acid catalyst and hydrogenating the product. The synthesis employs precession chemistry, which involves rotating a molecule around its axis at high speed to increase its concentration in one area. This treatment leads to a higher yield of desired product. 4NP2AG contains two acetamido groups on the glucopyranoside moiety, which are esterified with nitrophenol and acetic acid respectively. These moieties are</p>

<p>5-Bromo-6-chloro-3-indolyl b-D-cellobiopyranoside is a fluorogenic substrate for the enzyme β-glucuronidase. It is used in diagnostic applications such as food testing, bacterial culture media and environmental testing. The product has CAS number: 123591-77-0.</p>

<p>4-Bromo-2-nitrophenyl b-D-galactopyranoside is a chemiluminescent substrate that reacts with an excess of luciferase to produce light. It is used as a reagent in the detection of ATP, NADH, and other compounds in biochemistry and biology. 4-Bromo-2-nitrophenyl b-D-galactopyranoside is also used in diagnostic kits for detecting bacterial or fungal contamination in food.</p>

<p>N-Acetyl-L-glutamine p-nitroanilide is a fluorogenic substrate that can be used in the diagnosis of bacterial infections. It is a ligand that can bind to enzymes involved in the production of bioluminescence, such as luciferase, and can be used for the detection of bacteria. It is also used for food testing, environmental testing, and diagnostics. N-Acetyl-L-glutamine p-nitroanilide has high purity and high quality, which makes it suitable for conjugation with other molecules.</p>

<p>4-Nitrophenyl b-laminaritrioside is a chemiluminescent substrate that reacts with hydrogen peroxide to produce light. It is used in the detection of bacteria and other microorganisms in culture media, food testing, and diagnostics. 4-Nitrophenyl b-laminaritrioside is also used as a chromogenic or fluorogenic substrate in enzyme assays.</p>

<p>4-Nitrophenyl 2-O-(b-L-fucopyranosyl)-b-D-galactopyranoside is a high-quality chromogenic substrate with excellent sensitivity specifically designed for enzymes' activity detection. This pNP substrate enables rapid, accurate, and measurable colorimetric visualization of enzymatic hydrolysis reactions. Researchers can easily and effectively monitor the release of 4-nitrophenol as a yellow product under laboratory conditions, allowing for convenient comparative analysis and identification of enzyme levels in various samples.</p>

<p>2-Bromo-4-nitrophenyl b-D-galactopyranoside is a chemiluminescent substrate that is used for the detection of β-galactosidase activity in the biochemical reaction. It has been shown to be an excellent ligand for metal ions and can be used as a reagent in the determination of metal ions in biological systems. This product is manufactured with high purity and quality, which ensures its suitability for use in culture media, environmental testing, and diagnostics. 2-Bromo-4-nitrophenyl b-D-galactopyranoside has been tested as a fluorogenic substrate for β-galactosidase. It has also been used as a chromogenic substrate for β-galactosidase and an enzyme substrate for β-galactosidase. This product can be conjugated with other molecules such as biotin to enable rapid analysis of proteins or</p>

<p>4-Nitrophenyl 2,3,4,6-tetra-O-acetyl-b-D-thiogalactopyranoside (NPG) is a fluorogenic substrate that can be used in the detection of beta-galactosidase activity. It reacts with 4-nitrophenol to form an orange product at pH 6.0. The fluorescence intensity increases with increasing concentrations of the substrate and enzyme. The reaction is inhibited by borax, which competes for the enzyme active site. This product has been used as a chromogenic substrate for beta-galactosidase and as an enzyme substrate for beta-galactosidase in diagnostic tests for galactosemia and other carbohydrate metabolism disorders. NPG has also been used in chemiluminescent assays to detect beta-galactosidase activity in culture media and as a bioluminescence substrate in the detection of bacterial</p>

<p>Please enquire for more information about 4-Nitrophenyl phosphate bis(tris) salt including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>4-Nitrophenyl 6-O-benzoyl-3,4-O-isopropylidene-a-D-galactopyranoside (4NBP) is a fluorogenic substrate for β-galactosidase. It has been used as an enzyme substrate in the detection of β-galactosidase activity. 4NBP is also used to detect the presence of galactose in culture media and as a chromogenic substrate in diagnostics.</p>

<p>4-Nitrophenyl 6-O-trityl-a-D-glucopyranoside is a high-quality trityl pNP substrate that performs excellently in various enzymatic assays. Containing a trityl-protected sugar moiety, this substrate is perfect for investigating alpha-D-glucopyranoside-specific enzymes and providing precise data for your experiments.</p>

<p>Substrate for alkaline phosphatase</p>

<p>4-Nitrophenyl 2-acetamido-2-deoxy-3-O-(a-D-galactopyranosyl)-a-D-galactopyranoside is a fluorescent substrate that can be used in chemiluminescent assays. It is a high purity, high quality chemical that has been tested for culture media, environmental testing and bioluminescence. This product is an excellent choice for use in diagnostics, chromogenic substrates, enzyme substrates and food testing.</p>

<p>4-Nitrophenyl 2-O-(2,3,4,6-tri-O-acetyl-a-D-mannopyranosyl)-4,6-O-benzylidene-a-D-mannopyranoside is a fluorogenic substrate that is used for the detection of alpha amylase activity in food testing. It is also used as a chromogenic substrate for the detection of beta amylase activity. 4NP2ODM is a conjugate that can be used for the detection of alpha or beta amylases in environmental testing. This compound has high purity and quality and CAS No. 90105037.</p>

<p>4-Nitrophenyl 3,4,6-tri-O-acetyl-b-D-galactopyranoside is a nucleic acid molecule that has been synthesized by recombinant expression in Corynebacterium glutamicum. It is a photosynthetic molecule and can be used to study the molecular basis of photosynthesis. The 4-nitrophenyl group on the sugar moiety confers resistance to degradation by nucleases. 4NP3,4,6GalAc has been shown to be capable of binding to proteins and polypeptides that are important for photosynthesis. This compound also has marginalizing effects on C. glutamicum strains that are used as expression vectors for recombinant protein production.</p>

<p>2,4-Dinitrophenyl 2-deoxy-2-fluoro-beta-xylobioside, also known as DNFPX, is a substrate to study the activity of glycosidases. It is a derivative of xylobiose, which is a disaccharide composed of two xylose units. The 2-deoxy-2-fluoro modification on one of the xylose units makes the compound resistant to further hydrolysis by the enzyme, allowing it to be used as a reporter of enzyme activity. The 2,4-Dinitrophenyl group is used as a chromogenic group that enables rapid detection and measurement of the enzyme activity that can be quantitatively measured by monitoring the appearance of the yellow 2,4-dinitrophenyl group when cleavage of the glycosidic bond.</p>

<p>4-Nitrophenyl 2-acetamido-3-O-[2-O-(2,3,4-tri-O-benzoyl-a-L-fucopyranosyl)-3,4,6-tri-O-acetyl-2 deoxy -D-galactopyranosyl]-b D glucopyranoside is a fluorescent substrate for the enzyme β galactosidase. It can be used to test for β galactosidase activity in food products, environmental samples and diagnostics. 4NPFAPG is a conjugate of 4 nitrophenol and 2 acetamido 3 O-[2 O-(2,3,4 tri O benzoyl a L fucopyranosyl) 3,4 6 tri O acetyl 2 deoxy D galactopyranosyl] b D glucopyranose. 4NPFAPG is water soluble and has</p>

<p>Espresso-Gal (Espresso-beta-D-galactopyranoside) is a chromogenic indicator for beta-galactosidase activity. The colorless product is cleaved by lactose-utilizing bacteria in liquid media or on agar plates and yields an espresso brown colored precipitate. Espresso-Gal can also be used as detecting agent for beta-galactosidase activity in reporter gene assays or for identification of positive transformants on agar plates when using the α-complementation approach. Read more in the Application Notes.</p>

<p>4-Nitrophenyl 2-O-(2,3,4,6-tetra-O-acetyl-b-D-glucopyranosyl)-4,6-O-benzylidene-b-D-glucopyranoside is a compound that is used in gene expression profiling. It has been shown to be an effective inhibitor of glutamicum and corynebacterium glutamicum. 4NPBG can inhibit the production of acid molecules by blocking the activity of cytochrome P450 enzymes in the cells of these bacteria. The compound also inhibits cellular transport and membrane transport genes in these species. This inhibition prevents the synthesis of nucleic acid molecules such as RNA and DNA.</p>

<p>4-Nitrophenyl 2-acetamido-3-O-(2-O-a-L-fucopyranosyl-b-D-galactopyranosyl)-2,6,8,10,12-pentaoxoheptaacetic acid is a chemiluminescent substrate that is used for the detection of peroxidase and other enzymes. The reaction product is a yellow fluorescent product which can be measured using a fluorometer. It is sold as an aqueous solution at 1mg/mL in phosphate buffer at pH 7.4.</p>

<p>6-Chloro-1H-indol-3-yl b-D-mannopyranoside is an enzyme substrate that is used in the fluorogenic and chromogenic assays for detecting indoleamines. This compound has a conjugate, which is a fluorescent molecule that can be attached to an antibody to target specific proteins or cells. 6-Chloro-1H-indol-3-yl b-D-mannopyranoside is used as a diagnostic agent in the detection of bacterial and fungal infections. It is also used as an indicator of cell growth in culture media.</p>

<p>4-Nitrophenyl b-D-galactopyranoside hydrate is a water-soluble pNP-based enzyme substrate ideal for quantifying b-galactosidase activity in a variety of sample types. This chromogenic substrate features a unique hydrate composition, which allows for enhanced solubility and stability when compared to standard pNP-galactosides. With its high sensitivity and robust performance, this substrate is widely used in biotechnology, biochemistry, and molecular biology fields, including the investigation of enzyme kinetics, characterization of glycoside hydrolase specificity, and assessment of gene expression levels.</p>

<p>4-Nitrophenyl (N-acetyl-a-neuraminosyl)-(2,3)-O-b-D-galactopyranosyl-(1,3)-2-acetamido-2-deoxy-b-D-galactopyranoside is a fluorogenic substrate that is used in the detection of enzyme activity. It reacts with a specific enzyme to produce light. This product has been shown to be useful for detecting β -galactosidase, β -glucuronidase, α -mannosidase, and lactose permeases. The product is also used in the diagnosis of urinary tract infections and other diseases. This product is not intended for use in humans or animals.</p>

<p>1-Naphthyl 2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-b-D-glucopyranoside is a fluorogenic substrate for bacterial beta D glucosidase. It is used for measuring the enzyme activity in different types of culture media and in the detection of bacterial contamination in food and environmental samples. This product can be used to detect the presence of beta D glucosidase by measuring luminescence with a luminometer. 1NAAG can also be used as a chromogenic substrate or to conjugate with antibodies for use in immunoassays.br&gt;</p>

<p>2-Nitrophenyl 2-acetamido-2-deoxy-b-D-galactopyranoside is a carboxymethyl derivative of the natural substrate of β-galactosidase, which is used as a substrate for the production of recombinant proteins in the corynebacterium glutamicum. The enzyme β-galactosidase hydrolyzes this substrate to produce an acid molecule and a sugar molecule. This product can be used in biotechnological processes for the production of recombinant proteins or other bioactive molecules. It can also be used in the isolation of nucleic acid from bacteria or fungi, or to study bacterial membrane transport systems. 2NPGAG can be expressed as a recombinant protein with expression vectors such as pET21a and pET24a. It has been shown that this product inhibits transport through membranes by binding to cellulose, which may be useful for studies on cellulose biosynthesis</p>

<p>Aldol® 470 N-tosyl-L-alanine ester is a fluorogenic substrate that is used in enzyme and chromogenic assays. It is a high purity, high quality, and highly soluble substrate for chemiluminescent reactions. Aldol® 470 N-tosyl-L-alanine ester can be used to detect the presence of bacteria in culture media and as an indicator of bacterial growth. It is also used to test for the presence of different types of enzymes that catalyze the oxidation of alcohols.</p>

<p>1-Naphthyl 2-acetamido-2-deoxy-b-D-glucopyranoside is a chromogenic substrate commonly used to assay the activity of enzymes that cleave N-acetyl-beta-D-glucosaminide, such as beta-N-acetylglucosaminidase. Upon cleavage by the enzyme of interest, the substrate releases a yellow-colored 1-naphthylamine, which can be measured spectrophotometrically. This substrate is widely used in biomedical research and drug discovery for studying lysosomal storage disorders, bacterial infections, and neurological diseases.</p>

<p>2-Chloro-4-nitrophenyl b-D-xylobioside is a chemiluminescent substrate that is used as a diagnostic agent. It has been used in the identification of gram positive and gram negative bacteria, which are differentiated by the color of the reaction. This substrate has also been used to detect the presence of certain enzymes produced by bacteria. 2-Chloro-4-nitrophenyl b-D-xylobioside has shown to be an effective enzyme substrate for detecting bacterial growth in culture media and is often used as a fluorogenic substrate in food testing.</p>

<p>4-Nitrophenyl 3-O-(2,3,4,6-tetra-O-acetyl-b-D-glucopyranosyl)-b-D-glucopyranoside is a chromogenic substrate that is used to test for the presence of an enzyme. It reacts with the enzyme to produce a light signal that can be detected by a spectrophotometer. The CAS number for this compound is 832476-41-8. This compound has been tested and found to be of high quality and purity. 4NP3OBG is also suitable for use in culture media, food testing, and as a fluorogenic substrate.</p>

<p>2,4-Dinitrophenyl b-D-cellobioside is a chemiluminescent substrate that is used to detect the activity of enzymes and other proteins. It can be conjugated with an antibody or other ligand for use in diagnostic purposes. 2,4-DNPBC is a pure compound with a high quality that does not contain any other impurities. Its CAS number is 157956-96-2.</p>

<p>4-Nitrophenyl 4,6-benzylidene-3-O-(2,3,4,6-tetra-O-[4-methoxybenzyl]-a-D-glucopyranosyl)-a-D-glucopyranoside is a chemiluminescent substrate used for the detection of various enzymes. This substrate is commonly used in enzyme assays to measure the activity of β-galactosidase, α-amylase, and β-lactamase. The product can be used in diagnostic applications such as food testing and bacterial identification.</p>

<p>6-Chloro-3-indolyl phosphate disodium salt is a substrate for visualising alkaline phosphatase activity. It produces a red colored insoluble end product that is detected visually, when used together with nitroblue tetrazolium. The substrate system is versatile and functions in a variety of applications, including Northern, Southern, and Western blotting, in situ hybridization, ELISAs and immunohistochemistry. DMF soluble.</p>

<p>4-Nitrophenyl 2,3,4,6-tetra-O-acetyl-b-D-glucopyranoside enzyme substrate is a versatile and reliable reagent for measuring glucosidase activity. It is an ideal substrate for use in assays to detect β-glucosidase activity in a variety of applications, including for in vitro and in vivo studies, and it has been widely used in the pharmaceutical and biotechnology industries. This chromogenic pNP enzyme substrate is designed for effective and precise analysis with good sensitivity and low background signals.</p>

<p>4-Nitrophenyl 2,3,4-tri-O-acetyl-a-D-glucopyranoside is a high quality chemical used in the development of various diagnostic and research applications. It is also used in the production of enzymatic substrates for enzyme activity assays. 4NPTAG is a chromogenic substrate that produces chemiluminescence when it reacts with an oxidizing agent and has been shown to be very effective as a fluorogenic substrate for protein kinases. This compound has been shown to bind to ligands and can be used as a bioluminescent reporter for molecular biology applications. The CAS number for this product is 54973-14-0.</p>

<p>2-Nitrophenyl 2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-b-D-galactopyranoside is a chemiluminescent substrate for the detection of beta galactosidase. It is a white to light yellow powder with a molecular weight of 564.87 and an assay of ≥ 98% by HPLC. This product has been shown to be stable when stored at 4°C for up to three months.</p>

<p>4-Nitrophenyl phosphate potassium salt is a high quality, non-radioactive chemiluminescence substrate that is used in the detection of oxidase activity. This product can be used to measure the activity of peroxidase and catalase enzymes, as well as the accumulation of hydrogen peroxide. It also has been shown to be a ligand for some sulfhydryl groups and an inhibitor of phosphatases. 4-Nitrophenyl phosphate potassium salt has been tested for its ability to inhibit bacterial growth and fluorescence by staining cells. This product has also been shown to have bioluminescent properties and can be used for diagnostics or culture media.</p>

<p>4-Nitrophenyl 2-acetamido-2-deoxy-4,6-O-benzylidene-b-D-glucopyranoside is a fluorescent substrate for beta amylase and other glycosidases. It has been used as a fluorogenic substrate for food testing and as a chromogenic substrate for environmental testing. 4NPB has also been used in diagnostic applications such as enzyme substrates, ligands, and chemiluminescent substrates. This product is of high purity and quality with a conjugate that can be used in biotechnology applications.</p>

<p>4-Nitrophenyl b-D-thiomannopyranoside acts as a substrate for β-mannosidase and thioglycoligase. Upon enzymatic cleavage, these substrates release 4-nitrophenol, a yellow chromophore that can be detected spectrophotometrically at 405 nm, facilitating quantitative measurements of enzymatic activity. Consequently, these substrates are widely used in biochemical research, clinical diagnostics, and drug discovery for evaluating the function of specific enzymes in various biological processes.</p>

<p>Aldol® 458 phosphate is a chromogenic and fluorogenic enzyme substrate used for detection of phosphatase activity. The colorless enzyme substrate is cleaved by phosphatases secreted by bacteria grown in liquid media, yielding yellow color and green fluorescence. Aldol® 458 phosphate can also be used in assays involving phosphatase-coupled antibodies in immunoassay applications (ELISA). Aldol® 458 phosphate can be used under aerobic and anaerobic conditions.</p>

<p>4-Nitrophenyl 2-O-(2,3,4-tri-O-acetyl-b-L-fucopyranosyl)-6-O-benzoyl-a-D-galactopyranoside is a chemiluminescent substrate with a CAS number of 104341548. It is used as a fluorescent probe for the detection of alpha amylase, beta amylase and glucose oxidase. It can be used to detect bacteria in food. This substrate can be used in the diagnostic industry and is an important component for the production of various enzymes.</p>

<p>4-Nitrophenyl 4,6-cyclohexylidene-b-D-mannopyranoside is a fluorogenic substrate that can be used for the detection of β-glucosidase activity. It is a high purity product with a ligand that binds specifically to β-glucosidase. 4NPPM is an enzyme substrate that can be used in diagnostics for the detection of β-glucosidase activity and conjugate for chemiluminescence and bioluminescence. This product has been shown to react with glucose in the presence of hydrogen peroxide and luminol, emitting light when excited by ultraviolet light at 365 nm. 4NPPM also reacts with glucose oxidase to produce hydrogen peroxide, which then reacts with luminol, producing light. The CAS number for this compound is 102717-16-8.</p>

<p>2-Nitrophenyl 2-acetamido-3,6-di-O-acetyl-4-O-[2-O-(2,3,4-tri-O-benzoyl-a-L-fucopyranosyl)]--2-deoxy--bDglucopyranoside is an acylated glucopyranoside that is used as a substrate for the enzyme β -galactosidase. When hydrolyzed by β -galactosidase, it yields a blue product that has been widely used in chemiluminescence and bioluminescence assays. It also can be used for staining and ligand binding studies.</p>

<p>Aldol® 515 N-glutaryl-L-phenylalanine amide is a chromogenic and fluorogenic enzyme substrate used for detection of L-glutamate-phenylalanine (GluPhe)-specific peptidase activity. The colorless enzyme substrate is cleaved the GluPhe-specific peptidase, yielding development of orange-red coloration. In addition, red fluorescence is generated when Aldol® 355 fluorescence enhancer or a suitable matrix is present. Aldol® 515 N-glutaryl-L-phenylalanine amide can be used in enzyme assays and live bacterial cultures. Aldol® 515 N-glutaryl-L-phenylalanine amide is suitable for use in liquid and solid media, under aerobic as well as anaerobic conditions.</p>

<p>4-Nitrophenyl 2-acetamido-2-deoxy-6-O-trityl-b-D-glucopyranoside offers unmatched versatility as a chromogenic pNP substrate for detecting b-D-glucopyranosidase activity. The substrate is specifically designed to produce a yellow 4-nitrophenol product upon enzyme hydrolysis, which can be measured using absorbance spectroscopy. The unique tritylated glucopyranoside group ensures improved compound stability and selectivity while providing ease of handling. This versatile substrate is ideal for a broad range of biochemical, research, and diagnostic applications.</p>

<p>2,4-Dinitrophenyl b-L-arabinofuranoside is a high quality chromogenic substrate for dinitrophenylase. It is a ligand that reacts with an enzyme to form a product that can be detected by various methods, including colorimetry and fluorimetry. 2,4-Dinitrophenyl b-L-arabinofuranoside has shown to be useful for the detection of organic contaminants in water and air. 2,4-Dinitrophenyl b-L-arabinofuranoside is also used as a reagent for the preparation of conjugates for immunoassays.</p>

<p>4-Nitrophenyl b-D-glucuronide sodium salt is a high-quality chromogenic substrate specifically designed for the colorimetric detection and measurement of β-glucuronidase activity. Upon enzymatic cleavage, it releases the yellow 4-nitrophenol, enabling quantitative analysis via spectroscopy. This compound is conveniently provided as a sodium salt to ensure enhanced solubility, stability, and shelf life. It is an ideal choice for biochemical, research, and diagnostic applications requiring a reliable and efficient b-D-glucuronide substrate.</p>

<p>4-Nitrophenyl O-(N-acetyl-a-neuraminosyl)-(2-3)-b-D-galactopyranosyl-(1-4)-2-acetamido-2-deoxybDglucopyranoside is a fluorescent compound that has been used as a substrate in enzyme assays. It has been shown to be an effective ligand for the enzyme beta galactosidase, which hydrolyzes the substrate to produce 4nitrophenol and o-(Nacetyl)a-neuraminic acid. This product is CAS No. 501427-92-5 and can be used as a high purity, high quality reagent for conjugation.</p>

<p>Aldol® 484 beta-D-galactopyranoside is a chromogenic enzyme substrate for beta-galactosidase activity. The colorless product is cleaved by lactose-utilizing bacteria in liquid or solid media, yielding intense red color. Aldol® 484 beta-D-galacto-pyranoside can also be used in beta-gal reporter gene assays or for identification of beta-gal positive transformants on agar. Aldol® 484 beta-D-galactopyranoside can be used under aerobic and anaerobic conditions.</p>

<p>4-Chloro-2-nitrophenyl b-D-galactopyranoside is a fluorogenic substrate that is used in diagnostic testing, such as food and environmental testing. 4-Chloro-2-nitrophenyl b-D-galactopyranoside is an enzyme substrate that can be used to measure the activity of beta galactosidase. This substrate is also chromogenic, which means that it will change color when exposed to the enzyme. 4CNPGalA has been shown to be an excellent ligand for beta galactosidase and can be used in conjugation reactions with other molecules.</p>

<p>This product is a fluorogenic substrate that reacts with the enzyme beta-galactosidase to produce a fluorescent product. It can be used in food testing, environmental testing, and diagnostics. The CAS number for this product is 609-33-2. This product is available in high purity and high quality.</p>

<p>4-Nitrophenyl 3-O-(2,3,4,6-tetra-O-acetyl-a-D-mannopyranosyl)-4,6-O-cyclohexylidene-b-D-mannopyranoside is a chromogenic pNP enzyme substrate, which features a cyclohexylidene-protected mannopyranosyl core. Upon enzymatic hydrolysis by glycosidases or other related enzymes, it releases a yellow-colored product, 4-nitrophenol, that can be easily detected spectrophotometrically. This substrate is useful for studying enzyme specificity, kinetics, and inhibition, as well as for the screening of enzyme inhibitors, the identification of glycosidase-producing organisms, and the development of new analytical methods.</p>

<p>4-Nitrophenyl 2,4,6-tri-O-acetyl-3-O (2,3,4,6-tetra-O-acetyl-b-D-glucopyranosyl)-a-D-glucopyranoside is a chemiluminescent substrate that can be used for the detection of aminoglycosides in biological fluids. It is a high purity and high quality product with CAS No. 482743. The product has been tested for safety and purity using culture media and environmental testing. This product may be used as a bioluminescence substrate to detect the presence of aminoglycosides in samples such as urine, serum or plasma. 4NTPAGDG is also useful as a fluorogenic substrate for diagnostics and enzyme substrates for food testing.</p>

<p>2-Chloro-4-nitrophenyl b-D-galactopyranoside is a chromogenic enzyme substrate used to study the activity of beta-lactoside. It produces a yellow color when cleaved by the enzyme, making it a useful tool in enzyme assays and screening experiments.</p>