Others

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.

Aldol® 484 acetate is a chromogenic substrate for carboxylesterases yielding a red precipitate. In contrast to classical indoxyl substrates, Aldol substrates work not only under aerobic but also under anaerobic conditions

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

4-Nitrophenyl a-D-maltopentaoside serves as a substrate for enzymes functioning in carbohydrate metabolism, including α-amylase and maltase. Upon enzymatic hydrolysis, it yields a yellow 4-nitrophenolate product that can be easily detected and monitored spectrophotometrically. 4-Nitrophenyl a-D-maltopentaoside . This substrate is ideal for research purposes in fields such as biochemistry, enzymology, and glycobiology, providing an efficient tool for characterizing maltopentaoside-related enzymes and understanding their mechanisms of action.

Chromogenic substrate for alkaline phosphatase

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

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.

Also known as Lapis-caprylate; targeting esterase with C8 activity; Blue color

Aldol® 470 nonanoate is a chemiluminescent substrate that can be used as a ligand for the detection of C8/C9-esterases, lipases activity, to result in an orange/green color. Aldol® 470 nonanoate has been shown to be active with horseradish peroxidase in a number of different assay systems. The purity and quality of Aldol® 470 nonanoate has been tested with culture media, environmental testing, bioluminescence, staining, fluorogenic substrate, chromogenic substrate, enzyme substrate, food testing and conjugates.

Aldol 518 Palmitate is a high purity and high quality, bioluminescent substrate for use in diagnostic applications. Aldol 518 Palmitate is an enzyme substrate that is used for the detection of hydrogen peroxide through chemiluminescence or bioluminescence. It can be used in the diagnosis of bacterial infections and to test food products for spoilage. The enzyme substrate has a CAS number of 646-12-2.