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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.

2-Nitrophenyl laurate is a fatty acid that is not able to be degraded and has a high affinity for magnetic particles. It can be used in the immobilization of bacteria, such as Stenotrophomonas maltophilia, which are resistant to many antibiotics. 2-Nitrophenyl laurate also inhibits the enzyme lipolytic enzymes, which are responsible for the degradation of phospholipids in the cell membrane. This inhibition may lead to an increase in bacterial susceptibility to antibiotics. 2-Nitrophenyl laurate is a synthetic substrate that can be used to study the regulation of lipolytic enzymes by regulatory proteins.

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.

4-Nitrophenyl 6-O-DMT-2,3,4-tri-O-levulinoyl-a-D-mannopyranoside is a fluorogenic substrate that can be used for the detection of DMT (dihydroxyacetone) in food products. It has been shown to be an excellent alternative to the more commonly used 4,5′,6,7,8,-Tetrabromoindoxyl 3′,5′,6′,-tetraacetic acid (TBA). This product is also used as a chromogenic substrate for the determination of phenols in environmental testing and as a ligand conjugate for immunohistochemistry staining. The purity of this product is guaranteed and it has been tested extensively.

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.

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.

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 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.

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.

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

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.

Chromogenic substrate targeting amylase and maltase

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.

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.