Sustratos cromogénicos

<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>Aldol® 470 L-alanine ester, hydrochloride is a chromogenic substrate that is used as a food testing reagent and enzyme substrate in diagnostics. It is also used to detect the presence of ligands in an environment. Aldol® 470 L-alanine ester, hydrochloride is used in chemiluminescence and bioluminescence reactions.</p>

<p>3-Indolyl b-D-cellotrioside is a chemiluminescent substrate that is used for the detection of bacterial activity. 3-Indolyl b-D-cellotrioside reacts with hydrogen peroxide to produce light, which can be detected by luminometers. This product can be used in diagnostic tests to detect the presence of bacteria in food, water, and other samples. It has been shown to have excellent performance characteristics and high purity and quality.</p>

<p>4-Nitrophenyl 3-O-(2,3,4,6-tetra-O-acetyl-a-D-mannopyranosyl)-2-O-benzoyl-4,6-O-benzylidene a -D-mannopyranoside is a synthetic substrate for glycosidases that can be used as an alternative to other substrates. It can be used in the detection of enzyme activity and in the diagnosis of diseases such as diabetes mellitus and Gaucher's disease. 4NP3ODABAB has been shown to have high quality and purity. This substrate has not been evaluated by CAS yet.</p>

<p>This chemical is a ligand that can bind to the enzyme luciferase. In a bioluminescence reaction, this chemical reacts with oxygen and ATP to produce light. This product has been tested for purity and quality and is suitable for use in culture media, environmental testing, or diagnostics. It has also been shown to be an excellent fluorescent substrate for fluorogenic or chromogenic substrates in enzyme substrate assays.</p>

<p>Aldol® 518 myo-inositol-1-phosphate is a chromogenic and fluorogenic enzyme substrate used for detection of phosphatidyl-inositol specific phospholipase C activity (PI-PLC, EC 4.6.1.13). The colorless enzyme substrate is cleaved by PI-PLC or PI-PLC-positive microorganisms grown in liquid or solid media, yielding an intense red coloration. In combination with Aldol® 355 fluorescence enhancer, red fluorescence can also obtained. Aldol® 518 myo-inositol-1-phosphate is suitable for use in liquid and solid media, under aerobic as well as anaerobic conditions.</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>The Aldol® 470 N-tosyl-L-alanine ester is a high purity, high quality fluorogenic substrate for the enzyme alkaline phosphatase. It is a conjugate of the tosyl group with L-alanine and has been used as a fluorogenic substrate in various food testing applications. The Aldol® 470 N-tosyl-L-alanine ester also has several other uses including in diagnostic methods, culture media, and enzyme substrates.</p>

<p>4-Nitrophenyl b-D-cellobioside heptaacetate is a chromogenic substrate for enzymes that catalyze the hydrolysis of glycosidic bonds. This product is used as a diagnostic tool for identifying and characterizing glycosidases and other enzymes that degrade glycosidic bonds. 4-Nitrophenyl b-D-cellobioside heptaacetate is also used in culture media to measure the activity of cellulase enzymes by measuring the release of reducing sugars. The color change of this substrate can be detected at 405 nm, 490 nm, or 550 nm.</p>

<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>5-Bromo-4-chloro-3-indoxyl-alpha-D-xylopyranoside is an enzyme substrate that can be used in the detection of β-galactosidase activity. This product has been shown to be a good ligand for various xanthine oxidoreductases, including xanthine dehydrogenase and uricase. 5BBIX is also a chromogenic substrate for horseradish peroxidase and can be used to detect hydrogen peroxide in the presence of osmium tetroxide or potassium permanganate. 5BBIX has been extensively tested for use in diagnostics, food, and environmental testing.</p>

<p>4-nitrophenyl 6-O-DMT-a-D-mannopyranoside is a fluorescent substrate for the enzyme beta-glucosidase. It reacts with an acyl group at the C2 position of the glycoside moiety, producing an aldehyde group at the C1 position and a hydroxymethylene group at the C4 position. This reaction is catalyzed by beta-glucosidase, which cleaves the glycosidic linkage in sucrose and other disaccharides. The product can be detected using luminescence methods, such as chemiluminescence or bioluminescence.<br>4-nitrophenyl 6-O-DMT-a-D-mannopyranoside is used to detect β glucosidase activity in bacteria. This substrate has been shown to be sensitive and specific for β glucosidase activity when combined with fluorescence detection technology</p>

<p>[2-Methoxy-4-(2-nitrovinyl)phenyl] b-D-galactopyranoside (MNVP-gal) is a chromogenic enzyme substrate that is commonly used to detect the activity of beta-galactosidase in biological samples. MNVP-gal produces a distinctive magenta color when hydrolyzed by beta-galactosidase, making it particularly useful for applications where visual detection is necessary. This substrate is also resistant to endogenous proteases, making it well-suited for use in cellular and tissue preparations.</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>Chromogenic substrate targeting amylase</p>

<p>4-Nitrophenyl 2-acetamido-4-O-(2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-b-D-glucopyranosyl)-3,6-di-O -acetyl2 deoxy b D glucopyranosid e is a chemiluminescence substrate that reacts with hydrogen peroxide to produce light. It is used in diagnostics for the detection of bacterial and fungal cultures. The reaction between 4NPAA and hydrogen peroxide generates light at 540 nm. This product has been tested for purity and quality using various methods including culture media, environmental testing, bioluminescence, staining, fluorogenic substrate, enzyme substrate, food testing and conjugate.</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>2-Naphthyl 2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-b-D-glucopyranoside is a fluorogenic substrate that is used in food testing as well as environmental testing. It has been shown to be a ligand for the enzyme beta-galactosidase. This product is also a chemiluminescent and bioluminescent substrate that can be used in diagnostics and culture media.</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>2-Naphthyl 2-acetamido-2-deoxy-b-D-glucopyranoside is a chromogenic substrate used for staining and diagnostic purposes. It is a ligand that has been shown to bind to certain enzymes and can be used for the detection of those enzymes. This product is also a chemiluminescence substrate, which can be used in bioluminescent reactions. This product has been shown to have high purity and quality, as well as being a conjugate.</p>

<p>3-Nitrophenyl 2-acetamido-2-deoxy-b-D-glucopyranoside is a chemiluminescent substrate that is used for the detection of glycosidases. It has been shown to be a good ligand for the study of nucleic acid hybridization, and it can also be used in enzyme assays. 3NPPAG is available in high purity and high quality. This product has been tested for use in culture media, environmental testing, bioluminescence, staining, fluorogenic substrate, CAS No. 61894-63-1, diagnostics, chromogenic substrate, enzyme substrate, food testing and conjugate applications.</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 b-D-cellopentaoside hexadecaacetate is a fluorogenic substrate that is used to study the activity of various enzymes. It reacts with hydrolytic enzymes in the presence of hydrogen peroxide to produce light, and it can be used for food testing, environmental testing, and diagnostics. 4-Nitrophenyl b-D-cellopentaoside hexadecaacetate is a conjugate of 4-nitrophenol and cellobiose pentaacetate that has a high purity and high quality. The CAS number for this compound is 129411-66-1.</p>

<p>4-Nitrophenyl 2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-b-D-glucopyranoside is an extracellular nucleic acid molecule that is produced by the bacterium Corynebacterium glutamicum. This compound has been shown to inhibit cancer cells by blocking the transport of glucose through the cell membrane and may be a potential drug target for cancer treatment. 4NPTAPG has also been shown to have diagnostic properties and can identify corynebacterium glutamicum strains. It is a fluorescent molecule that can be used to detect the presence of this bacterium in culture media.</p>

<p>2-Nitrophenyl-2,3,4-tri-O-acetyl-b-D-glucuronide methyl ester is a tri-O-acetylated glucuronide substrate commonly used in chromogenic assays to detect the activity of beta-glucuronidase. Upon hydrolysis by the enzyme, the substrate releases 2-nitrophenol, which can be spectrophotometrically. The substrate is widely used in diagnostic tests to assess bacterial and fungal infections, as well as in drug metabolism studies.</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>4-Nitrophenyl 2-acetamido-3-O-(3,4,6-tri-O-acetyl-2-deoxy-2-phthalimido-b-D-glucopyranosyl)-2-deoxy--4,6--O--4--methoxybenzylidene--a--D--galactopyranoside is a chemiluminescent substrate for the enzyme beta galactosidase. It reacts with this enzyme to form 4 nitrophenol and acetamide. 4 Nitrophenyl 2 acetamido 3 O (3,4,6 tri O acetyl 2 deoxy 2 phthalimido b D glucopyranosyl) 2 deoxy 4 6 O 4 methoxybenzylidene a D galactopyranoside is used as a chromogenic substrate in diagnostics and as an environmental testing agent. It can be used as an imaging</p>

<p>Jalapeno green-Gal (Jalapeno green-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 a Jalapeno green colored precipitate. Jalapeno green-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.</p>

<p>5-Bromo-3-indolyl a-D-galactopyranoside is a fluorogenic substrate that can be used for the detection of beta-galactosidase activity. It is also used as an enzyme substrate in diagnostics and research, as well as a chromogenic substrate in staining. 5-Bromo-3-indolyl a-D-galactopyranoside has been shown to be an excellent conjugate for proteins, nucleic acids, and other biomolecules. This product can also be used in culture media for the cultivation of bacteria and yeast.</p>

<p>2-Nitrophenyl hexyl ether is a chromogenic substrate commonly used to assay the activity of esterases. Upon cleavage of the ester bond by esterases, the released 2-nitrophenyl group yields a yellow color detectable by spectrophotometry. This substrate has been used in a variety of applications, including environmental monitoring and studies of insecticide resistance. It is particularly useful for screening large numbers of samples because of its rapid reaction rate and high sensitivity. However, it should be noted that some non-specific hydrolysis may occur with this substrate, particularly at high concentrations or in the presence of strong nucleophiles.</p>

<p>2-Nitrophenyl 2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-b-D-glucopyranoside is a chromogenic substrate used to detect and measure the activity of glycosidase enzymes. Glycosidases are enzymes that hydrolyze glycosidic bonds in carbohydrates, and are produced by many organisms. The substrate is cleaved by glycosidase to release a chromophore, which can be quantified via spectrophotometry analysis. 2-Nitrophenyl 2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-b-D-glucopyranoside is widely used in various applications, including enzyme kinetics studies, inhibitor screening, and the detection of NAGase activity in biological samples, such as serum, urine, and cell lysates. It is also used for the identification and characterization of glycosidases in microorganisms and the study of glycosylation-related processes in cells and tissues.</p>

<p>chromogenic substrate for beta-glucuronidase</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-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-O-(a-D-mannopyranosyl)-a-D-mannopyranoside is a chromogenic substrate for the enzyme, beta-glucosidase. It is used as a food additive to test for the presence of alpha and beta glucosidases in foods. This product is also commonly used as an enzyme substrate and conjugate in biochemical research and diagnostic applications.</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>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>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 2-O-(α-D-glucopyranosyl)-α-D-glucopyranoside is a specialized chromogenic pNP substrate featuring dual glucose-linked moieties, designed for accurate detection and quantification of specific glycosidase enzymes. Upon cleavage by target enzymes, this substrate releases 4-Nitrophenol, which can be easily monitored spectrophotometrically as a yellow color change. This advanced substrate offers enhanced specificity and sensitivity in enzyme assays, facilitating cutting-edge research in biochemistry, enzymology, and other related fields.</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>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>2-Nitrophenyl 2,3,4-tri-O-acetyl-b-D-galactopyranoside is a fluorogenic substrate that can be used to detect β-galactosidase activity. This specific substrate is one of the most commonly used substrates for detecting β-galactosidase activity in diagnostic assays. It reacts with the enzyme to produce a blue color and has a fluorescence emission maximum at about 480 nm. The product is available in high purity and high quality and it is also an enzyme substrate.</p>

<p>5-Bromo-3-indolyl decanoate (BID) is a chromogenic enzyme substrate often used for the detection of lipase activity. It is hydrolyzed by lipase to produce a blue-violet product, which can be detected visually or by spectrophotometry. BID is particularly useful for the detection of microbial lipases in food and environmental samples. It is commonly used in a wide range of biochemical, biological, and environmental testing applications that require precise lipase enzyme analysis.</p>

<p>4-Nitrophenyl hepta-O-acetyl-1-thio-b-lactoside is an inorganic molecule that binds to the surface of bacteria. It has been used as a fingerprinting tool for a variety of organisms, including corynebacterium glutamicum. The molecule can be used to measure the metabolic activity of corynebacterium glutamicum with a technique called incremental acidification. This technique is based on the observation that the concentration of 4-nitrophenol decreases by one unit for each glucose metabolized by corynebacterium glutamicum. The use of 4NPHTBL and other primers can also be useful in diagnosing patients with autoimmune diseases such as celiac disease and inflammatory bowel disease.</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-O-(2,3,4,6-tetra-O-acetyl-a-D-mannopyranosyl)-2,4-di-O-benzoyl-b-D-mannopyranoside is a bioactive metabolite that can be found in the gene expression profile of a human genome. It has been shown to have an effect on gene expression levels and cellular function. This metabolite is found in the environment and has been shown to be mediated by environmental factors. The high level of gene expression has been shown to be due to its ability to bind to DNA.</p>

<p>4-Nitrophenyl 2-O-(2,3,4,6-tetra-O-acetyl-a-D-mannopyranosyl)-a-D-mannopyranoside is a fluorogenic substrate that is used as a diagnostic tool and can be used to detect the presence of β--glucosidase in the gut. It is also used as a conjugate with enzymes such as peroxidase or alkaline phosphatase for use in enzyme catalyzed reactions. The product has been shown to be active against a variety of bacteria, including Staphylococcus aureus and Escherichia coli. This product has been shown to produce chemiluminescence when incubated with horseradish peroxidase and hydrogen peroxide. This product is light sensitive and should be stored at room temperature away from direct sunlight.</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>4-Nitrophenyl 2-acetamido-2-deoxy-3,6-di-O-benzoyl-b-D-galactopyranoside is an advanced pNP-based enzyme substrate designed for the detection and measurement of glycosidase activity in biological samples. This synthetic compound offers high specificity and sensitivity for b-galactosidase enzymes, enabling accurate determination of enzymatic hydrolysis rates in a variety of research applications, including diagnostics, drug development, and discovery of novel enzymes. Its chromogenic properties ensure easy analysis of the results and make it suitable for high-throughput screening.</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>