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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.

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.

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.
2CNPX can be used to detect β-glucuronidase activity by chemiluminescence

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.

Chromogenic substrate targeting amylase and maltase

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.

4-Nitrophenyl 3,4-O-isopropylidene-a-D-galactopyranoside is a chemiluminescent substrate for detecting beta-galactosidase activity in bacteria. This product is a high purity, high quality compound that can be used as a culture media and environmental testing agent. It has been shown to be effective in diagnostics, chromogenic substrate, and enzyme substrate reactions. 4NPPG has been shown to be a fluorogenic substrate for beta-galactosidase assay and can be used as food testing agent with conjugate.

[2-Methoxy-4-(2-nitrovinyl)phenyl] beta-D-galactopyranoside is a chromogenic substrate (505 nm) for β-glucosidase.

5-Bromo-4-chloro-3-indoxyl-a-D-xylopyranoside is a fluorogenic substrate that can be used in food testing and environmental testing. This product is a conjugate of the xylosidase enzyme (EC 3.2.1.37) with 5-bromo-4-chloroindoxyl, which has been shown to have a high affinity for the enzyme's active site and enzymatic activity. The purity of this product is > 95% and the CAS number is 68618-41-5.

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.

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

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.

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.

4-Nitrophenyl 2-acetamido-3,6-di-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-b-D-galactopyranosyl)-2-deoxy-b-D-glucopyranoside is modified acetylated chromogenic substrate designed for the detection and quantification of enzyme activity. This highly specific substrate is cleaved by enzymes, releasing a yellow 4-nitrophenol product that can be easily measured spectrophotometrically. This allows for accurate and sensitive analysis of enzyme kinetics, inhibition studies, and substrate specificity determination.

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.

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

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.

4-Nitrophenyl beta-galactoside (pNP-Gal) is a chromogenic substrate commonly used in enzymatic assays to detect and quantify the presence of beta-galactosidase. It is hydrolyzed by the enzyme to release 4-nitrophenol, which produces a yellow color that can be measured spectrophotometrically. Similarly, 4-Nitrophenyl beta-glucoside (pNP-Glc) can be used to assay beta-glucosidase activity. 4-Nitrophenyl beta-globotrioside (pNP-Glo) is a similar compound that has been designed as a substrate for glycosidases that cleave terminal beta-galactosyl-(1->3)-N-acetylgalactosamine residues. In these assays, the release of 4-nitrophenol can be measured to determine the activity of the enzyme under study. The use of chromogenic substrates like pNP-Glo allows for the rapid and reliable detection of glycosidase activity in a variety of biological samples.

Modified naphtol AS substrate used in histochemical and cytochemical staining

4-Nitrophenyl alpha-D-maltotetraoside is a chromogenic substrate used for the detection of alpha-glucosidase and alpha-amylase activity. The four glucose units in the molecule are hydrolyzed by the enzyme, releasing 4-nitrophenol and allowing for easy colorimetric measurement of enzymatic activity

1-Naphthyl-alpha-D-mannopyranoside is a chromogenic substrate. It is used in diagnostics and as a reagent for enzymatic analysis of alpha-mannosidase activity in culture media, food testing, and environmental testing.

4-Nitrophenyl-myo-inositol-1-yl phosphate is a highly specific chromogenic substrate used for the detection, quantification, and characterization of phosphoinositide phosphatases. When cleaved by the target enzyme, it generates a highly absorbing 4-nitrophenyl moiety, producing a yellow color that can be measured spectrophotometrically. This versatile substrate is valuable in examining phosphoinositide phosphatase activity, enzyme kinetics, substrate specificity, and inhibition studies in various cellular processes, including signal transduction, lipid metabolism, and membrane trafficking.