Otros

<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>4-Nitrophenyl 4,6-O-isopropylidene-a-D-galactopyranoside is a fluorogenic substrate that can be used to measure the activity of beta-galactosidase. This product is high purity, high quality and has a CAS number of 29781-31-5. It is an enzyme substrate with chromogenic and diagnostic properties that are used for conjugation to other molecules, as well as for culture media, chemiluminescence and food testing. 4NP4IPG is also used in bioluminescence assays to detect the presence of beta-galactosidase.</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>Methyl 4-nitrophenyl hexyl phosphonate is a lipase suicide inhibitor that is a chromogenic substrate for lipases which upon enzymatic action, binds irreversibly to the lipase and inactivates it. The substrate can be used for the determination of active sites in lipases.</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>4-Nitrophenyl 2-acetamido-3-O-(2,3,4,6-tetra-O-acetyl-b-D-galactopyranosyl)-2-deoxy-a-D-galactopyranoside is a chromogenic substrate designed for the detection and quantification of enzyme activity. This tetra-acetylated compound is specifically designed to be cleaved by enzymes, releasing a yellow 4-nitrophenol product that can be easily measured spectrophotometrically, allowing for accurate and sensitive analysis of enzyme kinetics and inhibition studies.</p>

<p>Aldol® 515 palmitate is a high quality, non-toxic and water soluble chromogenic substrate for enzymes. It is used to detect the presence of lipase activity due to yielding a red color.</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>2-Nitrophenyl 2,3-di-O-acetyl-4-O-triethylsilyl-b-D-xylopyranoside is a chromogenic substrate for enzmatic assays to measure xylosidase activity. It is a derivative of xylose that can be hydrolyzed by xylosidase to release the yellow-colored 2-nitrophenyl group, which can be detected spectrophotometrically. By modifying the xylose molecule with acetyl and triethylsilyl groups, the enzyme substrate becomes more stable and resistant to degradation. This substrate is commonly used in the study of plant biomass degradation and in the detection of xylosidase activity in microorganisms.</p>

<p>Substrate for alkaline phosphatase</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>Introducing our 4-Nitrophenyl 2,3,4-tri-O-acetyl-6-O-(2,3,4,6-tetra-O-[4-methoxybenzyl]-a-D-glucopyranosyl)-a-D-glucopyranoside, an advanced chromogenic pNP enzyme substrate designed for high performance and superior results. This cutting-edge substrate ensures excellent outcomes in various enzymatic assays, including glycosidase and glycosyltransferase, due to its unique composition and significant sensitivity. Offering rapid color development and clear visualization, this substrate is perfect for research or industrial applications.</p>

<p>4-Nitrophenyl 2,6-di-O-benzoyl-a-D-galactopyranoside is a specialized chromogenic substrate for the accurate evaluation of α-galactosidase activity. Upon enzymatic hydrolysis, it generates the chromophore 4-nitrophenol, which can be conveniently quantified by absorbance spectroscopy. The substrate features a unique benzoylated galactopyranoside moiety for enhanced selectivity and compound stability. This high-quality substrate is perfect for various research, analytical, and diagnostic applications involving α-galactosidase detection or quantification.</p>

<p>3-Indolyl b-D-glucuronide sodium salt is a specialized enzyme substrate that features an indole moiety linked to a glucuronide group. This compound is commonly used in various biochemical assays to study the activity of glucuronidase enzymes, which play a crucial role in the metabolism and detoxification of xenobiotics and endogenous compounds. The sodium salt form of this substrate ensures enhanced solubility and stability in aqueous solutions, making it a valuable tool for researchers investigating the function and regulation of glucuronidase enzymes in biological systems. 3-Indolyl b-D-glucuronide sodium salt is also used for the detection of E. coli.</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>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>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>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>[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>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>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-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>Ostazin brilliant red H-3B hydroxyethylcellulose is a chromogenic enzyme substrate that produces a bright red color upon reaction with specific enzymes. This substrate is particularly useful for the detection and visualization of enzyme activity in histochemical and cytochemical staining techniques. The vibrant red color produced by the reaction allows for easy observation and analysis of enzyme distribution and localization in cells and tissues. Ostazin brilliant red H-3B hydroxyethylcellulose is often used in combination with other substrates to study the presence and activity of multiple enzymes simultaneously, providing valuable insights into the complex interactions and functions of enzymes in biological systems.</p>

<p>5-Bromo-4-chloro-3-indolyl b-D-galactopyranoside 6-sulphate (BCIGS) is a chemiluminescent substrate that reacts with an enzyme to produce light. It has been used for the detection of various substances, including 5'-nucleotidase, 5'-adenosine monophosphate phosphohydrolases, and alkaline phosphatase. BCIGS can be used as a chromogenic substrate in the fluorometric assay of glucose oxidase and galactose oxidase. BCIGS is also used as a ligand in immunological reactions such as immunodiffusion, immunoelectrophoresis, and radioimmunoassay.</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>2,4-Dinitrophenyl 2-deoxy-2-fluoro-b-D-xylopyranoside (DNFX) is a transglycosylation reagent that can be used to inactivate enzymes that catalyze the synthesis of xylosides. DNFX undergoes a covalent reaction with these enzymes and inhibits them by binding to the active site. DNFX catalyses the reaction between xylose and nucleophiles such as hydroxide ions, thiols, or amines. DNFX also has a catalytic effect on electrospray ionization and can be used for the detection of nucleophile activity.</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-O-benzylidene-3-O-(2,3,4,6-tetra-O-acetyl-b-D-glucopyranosyl)-b-D-glucopyranoside is a high purity fluorescent reagent that can be used as a substrate for many enzymes. It is also used in environmental testing and to detect the presence of nitrophenols in food. This product has CAS number 545414.</p>

<p>Aldol® 455 is a substrate for the enzyme beta-galactosidase. It is used in food testing, staining, and environmental testing. Aldol® 455 has been shown to be a good substrate for fluorogenic and chromogenic substrates. It can be conjugated with an antibody or other ligand for use in immunoassays. Aldol® 455 is of high purity and high quality, making it suitable for use in diagnostics and as an enzyme substrate. This product can also be used as a culture media additive.</p>

<p>4-Nitrophenyl 2,3-di-O-(b-D-glucopyranosyl)-b-D-glucopyranoside is a chromogenic substrate that can be used to detect the presence of β-glucuronidase in human and animal tissue. The compound is also a fluoroquinolone substrate for the detection of β-lactamase activity. 4NPBG is used in diagnostics as well as food testing, due to its ability to detect bacteria in both food and water samples. 4NPBG is a chemiluminescent substrate that emits light upon hydrolysis by β-glucuronidase or β-lactamase. The compound has been shown to be an excellent ligand for binding to protein A or protein G and can be used for immunoassays such as ELISA or Western blotting.</p>

<p>Neu5Ac(a2-6)Gal(b1-3)GlcNAc-b-pNP is a fluorogenic substrate that can be used for testing the presence of glycoproteins in food samples. It also has been used to detect the presence of enzymes in culture media. Neu5Ac(a2-6)Gal(b1-3)GlcNAc-b-pNP is a high purity product that has a CAS number and is available as a conjugate. This product can be purchased in bulk quantities, with a purity of &gt;90%.</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>Aldol 457 Beta-D-galactopyranoside is a chromogenic substrate for beta-galactosidase, which is an enzyme that catalyzes the hydrolysis of the terminal galactose residue in D-galactose to form D-galactitol and D-glucose. Aldol 457 Beta-D-galactopyranoside is used as a reagent for the detection of beta-galactosidase activity in biological samples, such as cultured cells or tissues, and has been shown to be a ligand in binding studies with Galectin 1. This product is also used in diagnostic applications such as food testing, culture media, fluorogenic substrates, environmental testing and more.</p>

<p>4-Nitrophenyl 2,3-di-O-(2,3,4,6-tetra-O-acetyl-b-D-glucopyranosyl)-b-D-glucopyranoside is a fluorogenic substrate that is used in biochemistry as an enzyme substrate. It is a colorless solid that has high purity and high quality. This product is a ligand that binds to the enzyme beta glucosidase. The conjugate of this product with beta glucosidase can be used in diagnostics for the detection of glucose levels in culture media or food testing. This product also has chromogenic and chemiluminescent properties that are used in environmental testing and staining. CAS No.: 54323-05-8</p>

<p>2-Nitrophenyl caprylate is a potent inhibitor of gram-negative bacteria. It has been shown to inhibit the enzymatic activity of certain bacterial enzymes, such as the modification of cellular fatty acids. 2-Nitrophenyl caprylate has also been shown to inhibit in vitro growth of various gram-negative bacteria, including E. coli and Salmonella enterica serovar Typhimurium, through detergent compositions and enzymatic reactions (e.g., aminopeptidases). 2-Nitrophenyl caprylate may be useful for the treatment of pancreatitis due to its inhibition of pancreatic secretions and inhibition of pancreatic lipase activity. Transposable sequences have been found in the 2-nitrophenyl caprylate gene cluster, which may be related to its regulatory properties.</p>

<p>4-Nitrophenyl 2,3,4-tri-O-acetyl-b-D-glucuronide methyl ester is a fluorescent substrate for the beta-glucuronidase enzyme. It can be used to detect the presence of this enzyme in bacteria and other microorganisms by means of fluorometric or colorimetric assays. It has been shown to have an excellent stability in a variety of culture media and food testing applications. This product is available in high purity and quality, with a CAS number of 18472-49-6.</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>3-indolyl-N-methyl a-D-arabinopyranoside is a fluorogenic substrate for the detection of beta-galactosidase. It also has been used as a chromogenic substrate for the detection of beta-glucuronidase. This product can be conjugated to an enzyme and used in enzyme substrates for the detection of beta-galactosidase, beta-glucuronidase, and other enzymes. 3-indolyl-N-methyl a-D-arabinopyranoside is also commonly used in culture media to detect bacteria and yeast.</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>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>Butyl 4-nitrophenyl hexyl phosphonate is a lipase suicide inhibitor that is a chromogenic substrate for lipases which upon enzymatic action, binds irreversibly to the lipase and inactivates it. The substrate can be used for the determination of active sites in lipases, especially in lipases preferring long chain leaving groups.</p>

<p>4-Nitrophenyl 2-O-(2,3,4-tri-O-acetyl-a-L-fucopyranosyl)-6-O-benzoyl-3,4-O-isopropylidene a D galactopyranoside is an analog of galactose that binds to the DNA and regulates gene expression. This compound has been shown to be able to regulate gene expression levels in cells. 4NP2B6OB was used as a probe for microarray analysis of gene expression profiles from environmental samples. It was found that 4NP2B6OB could be used as a probe for the identification of genes in high density arrays.</p>

<p>5-Bromo-4-chloro-3-indolyl β-D-glucuronide (BCIG) is an chromogenic enzyme substrate used to detect the presence of glucuronidase enzyme activity. The reaction occurs when BCIG reacts with the enzyme beta-glucuronidase yielding an intense blue color. It is used in a variety of biochemical and biomedical applications, such as the detection of pathogenic bacteria, the diagnosis of genetic disorders, and the isolation of recombinant proteins.</p>

<p>Chromogenic substrate targeting amylase and maltase</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 2-acetamido-3-O-acetyl-2-deoxy-b-D-glucopyranoside is a fluorogenic substrate for the enzyme acetylcholinesterase. It can be used in food testing, environmental testing and diagnostics. 4NP2A2DGBG is a high purity, high quality product with a CAS number of 23262-57-9.</p>

<p>N-Acetyl-2-nitrophenyl 6-O-DMT-b-D-galactopyranoside is a fluorogenic substrate that is used in enzyme and chromogenic assays, including the determination of aminoglycoside activity. This product has been shown to be suitable for detection of bacterial contamination in food products and environmental samples. N-Acetyl-2-nitrophenyl 6-O-DMT-b-D-galactopyranoside reacts with aminoglycosides at the O4 position, forming a fluorescent product that can be measured using a fluorometer.</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>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>2-Chloro-4-nitrophenyl b-D-cellobioside (CNPG) is a chromogenic enzyme substrate that is commonly used to detect and measure the activity of β-glucosidases. CNPG is cleaved by the enzyme into the chromogenic product, which can be detected spectrophotometrically. β-glucosidases are important enzymes in the breakdown of cellulose, and CNPG is a widely used substrate for the detection and quantification of these enzymes in various research studies.</p>

<p>4-Nitrophenyl 6-O-(a-D-glucopyranosyl)-a-D-glucopyranoside is an advanced chromogenic pNP enzyme substrate that delivers unparalleled performance in enzymatic assays. This high-quality substrate is specifically designed for studying glycosidases and other enzymes involved in carbohydrate metabolism. Our 4-Nitrophenyl 6-O-(a-D-glucopyranosyl)-a-D-glucopyranoside is synthesized with the highest quality materials to provide incredible accuracy and reliability in your research applications.</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>

<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>4-Nitrophenyl 2-acetamido-3-O-(2-acetamido-3,4,6-tri-O-acetyl-b-D-glucopyranosyl)-4,6-di-O-acetyl-2deoxy--aDgalactopyranoside is a substrate for enzymes such as beta galactosidase and alpha amylase. It can be used for the detection of these enzymes in biological samples, including culture media and body fluids. 4NPAG has also been used as a chromogenic substrate to measure the activity of NADH oxidase in neutrophils. 4NPAG is fluorescent in aqueous solution and can be used to detect bioluminescence reactions.</p>

<p>5-Bromo-4-chloro-3-indoxyl sulfate p-toluidine salt is a staining agent used for the detection of glucose in urine and tissues. It is also an enzyme substrate that can be used to detect the presence of lipases, amylases, esterases, phosphatases, and proteases. This product has a CAS number of 6581-23-3 and comes in high quality.</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 -D -galactopyranosyl]-2 deoxy 6 O trityl b D glucopyranoside is a chemiluminescent substrate that can be used in biochemical assays. It reacts with oxygen to produce light when it is excited by a UV or blue light source. This product has been tested for purity and quality by HPLC analysis and spectroscopy.</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>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 b-lacto-N-neotetraoside is a potent antibiotic that inhibits bacterial growth by binding to the beta subunit of DNA gyrase. This drug has been shown to be effective against methicillin resistant Staphylococcus aureus (MRSA) and Clostridium perfringens, although is not active against acid-fast bacteria such as Mycobacterium tuberculosis or Mycobacterium avium complex. Gatifloxacin has shown anti-inflammatory properties, which may be due to its inhibition of prostaglandin synthesis.</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 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>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>Verapamil (CP-16533-1), an oral calcium channel blocker, inhibits P-gp and CYP3A4, used for hypertension, arrhythmias, and angina research.</p>

<p>1-Naphthyl 2-acetamido-2-deoxy-b-D-galactopyranoside (1NADG) is a fluorogenic substrate that reacts with an enzyme to produce light. It is used in diagnostic tests for the detection of bacteria, and can be used as a chromogenic substrate in biochemical assays. 1NADG has also been shown to be useful in staining bacterial cells grown on agar plates. Additionally, this compound is used as a bioluminescent probe for detecting bacteria with luciferase activity.<br>br&gt;br&gt;</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>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-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-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>4-Nitrophenyl 2-azido-2-deoxy-a-D-galactopyranoside is a superior chromogenic substrate for the precise determination of alpha-D-galactosidase enzyme activity. This substrate features a unique 2-azido moiety providing enhanced sensitivity and specificity in biochemical assays. Upon enzymatic cleavage, it releases the highly fluorescent compound 4-nitrophenol, which simplifies quantification and tracking of enzyme activity in applications such as drug discovery, genetic studies, and enzyme inhibition assays.</p>

<p>Aldol® 515 propionate is a chromogenic substrate that is used as a reagent in food testing, diagnostics, and environmental testing. It reacts with an enzyme to form a fluorescent product that can be detected with a spectrophotometer. The substrate has been shown to have high purity and high quality.</p>

<p>N-(4-Nitrophenyl)-D-glucopyranosylamine is a conjugate that is used in food testing, environmental testing, and diagnostics. It is a fluorogenic substrate that reacts with the enzyme glucose oxidase to produce a yellow color. This product has high purity and quality and CAS No. 553-03-6. It also has bioluminescence properties.</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>2-Nitrophenyl 2-acetamido-2-deoxy-a-D-galactopyranoside is a fluorogenic substrate that is used in enzyme assays. It can be used as a chromogenic substrate or conjugate with an enzyme to detect the presence of glucose.</p>

<p>4-Nitrophenyl b-D-cellobioside heptacetate is a fluorogenic substrate that is used in food testing and environmental testing. The product is an enzyme substrate that can be used as a conjugate to produce chemiluminescence or bioluminescence. 4-Nitrophenyl b-D-cellobioside heptacetate has CAS number 69948-03-4 and is of high purity and quality. It has been shown to have good fluorescence properties, which makes it ideal for use in fluorescence microscopy applications.</p>

<p>4-Nitrophenyl 4,6-O-benzylidene-a-D-mannopyranoside is a chromogenic substrate for alpha-mannosidase and beta-glucosidase. It is used as a diagnostic tool for identifying the presence of these enzymes in certain bacteria. This product is also used in food testing, environmental testing, and bioluminescence.</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>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>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>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>Substrate for a-N-acetyl-galactosaminidase</p>

<p>5-Bromo-6-chloro-3-indolyl b-D-glucuronide (5BCIG) is an antibiotic that inhibits bacterial growth by binding to the DNA gyrase and topoisomerase IV, which are enzymes that maintain the integrity of bacterial DNA. 5BCIG is detectable in tissues, and quantified in blood. It encodes a protein to the cell cytoplasm. The sensitivity of 5BCIG against clostridium perfringens was found to be 10 times higher than that of penicillin G or erythromycin. 5BCIG has optimal activity against clostridium perfringens when expressed functionally as a polypeptide.</p>

<p>Aldol® 495 phosphate is a chromogenic and fluorogenic enzyme substrate used for detection of phosphatase activity. The colorless enzyme substrate is cleaved by acid and alkaline phosphatases secreted by bacteria in liquid or solid media, yielding orange color and green fluorescence. Aldol® 495 phosphate can also be used in Western blots and other immunoassay applications with phosphatase-coupled secondary antibodies. Aldol® 495 phosphate can be used under aerobic and anaerobic conditions.</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>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 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>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>2-O-(2-Nitrophenyl)-a-D-N-acetylneuraminic acid is a chromogenic substrate specifically designed for the detection and quantification of sialidase (neuraminidase) enzyme activity. Neuraminidases are enzymes that cleave sialic acid residues from glycoconjugates, and are produced by many microorganisms, including influenza viruses. Upon cleavage by sialidase, this substrate releases a yellow-colored 2-nitrophenol product, which can be easily monitored spectrophotometrically. This substrate is widely used in various applications, including enzyme kinetics studies, inhibitor screening, and the detection of bacterial and viral neuraminidases in clinical and environmental samples.</p>

<p>4-Nitrophenyl 2-acetamido-3-azido-2,3-dideoxy-b-D-galactopyranoside is a fluorogenic substrate for beta-galactosidase. It has been used in the detection of beta-galactosidase activity in culture media, and for the detection of beta-galactosidase activity in environmental samples. 4NPAG can be conjugated to a variety of molecules, including antibodies, proteins, nucleotides, and oligonucleotides. 4NPAG can be used as an enzyme substrate for both chromogenic and fluoroquinolone substrates.</p>

<p>Chromogenic substrate targeting cellulase</p>

<p>Aldol® 470 L-pyroglutamic acid amide is a chromogenic and fluorogenic enzyme substrate used for detection of pyrrolidonyl peptidase (PYRase) activity. The colorless enzyme substrate is cleaved by PYRase-producing bacteria grown in liquid or solid media, yielding orange color. In addition, green fluorescence is generated when a suitable matrix is present, such as, the surface of cellulose acetate filters, polypropylene tubes or microplates, and polyethylene vials. Aldol® 470 L-pyroglutamic acid amide is suitable for use under aerobic and anaerobic conditions.</p>

<p>4-Nitrophenyl 2,3,4,6-tetra-O-acetyl-β-D-glucopyranoside is a versatile chromogenic substrate designed for the detection and quantification of various glycosidase enzymes. This substrate is widely used in enzyme assays, producing a yellow color upon cleavage by target enzymes. The 4-Nitrophenol released in this reaction can be easily monitored spectrophotometrically, allowing for rapid and accurate enzyme analysis. This high-quality substrate provides a convenient and reliable tool for researchers in biochemistry, enzymology, and related fields.</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>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® 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>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>4-Nitrophenyl b-D-cellohexaoside is a substrate for many enzymes and can be used to detect the presence of these enzymes in biological samples. It can also be used to detect the presence of bacteria, fungi, parasites, and viruses. 4-Nitrophenyl b-D-cellohexaoside is an excellent substrate for enzyme reactions that produce a chromogenic or fluorogenic product. This product is often conjugated with other compounds such as antibodies or antigens to form an immunoassay. 4-Nitrophenyl b-D-cellohexaoside is made from a high purity chemical by a process called nitration with sodium nitrate and sulfuric acid.</p>

<p>BCIP is a dye that can be used as a substrate in a fluorometric assay to detect the presence of effector proteins. It is also used in analytical chemistry to detect phosphate, and as a reagent in diagnostic tests for mucin gene expression. BCIP has been shown to have transcriptional regulatory effects on genes encoding for proteins involved in antibody production. BCIP has been shown to act as an effector protein, which influences the amount of mRNA produced by the gene encoding for tissue culture cells. BCIP can also be used as a model system to study the regulation of transcription in vitro.<br>A hybridization technique using BCIP with DNA-dependent RNA polymerase II has been demonstrated and applied to analyze the mechanism of transcriptional control at the level of individual genes. The use of this technique allows for analysis at a single gene level and may allow for better understanding of transcriptional regulation.</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 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 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>