p-Nitrophenyl-beta-D-glucuronide

4-Nitrophenyl b-D-galacturonide; PNP-GalA 4-Nitrophenyl b-D-galactopyranosiduronic acid, 4-Nitrophenyl b-D-galactopyranosiduronic acid is a chemiluminescent substrate for the detection of ?-galactosidase. It is used for the determination of ?-galactosidase activity in urine, feces, and blood. This product can be used as a chromogenic substrate for the detection of ?-galactosidase in tissue culture medium. 4-Nitrophenyl b-D-galactopyranosiduronic acid is also a fluorogenic substrate which can be conjugated to an enzyme such as horseradish peroxidase or alkaline phosphatase. CAS Number 39031-76-0 Product Name p-Nitrophenyl-beta-D-glucuronide IUPAC Name 3,4,5-trihydroxy-6-(4-nitrophenoxy)oxane-2-carboxylic acid Molecular Formula C12H13NO9 Molecular Weight 315.23 g/mol InChI InChI=1S/C12H13NO9/c14-7-8(15)10(11(17)18)22-12(9(7)16)21-6-3-1-5(2-4-6)13(19)20/h1-4,7-10,12,14-16H,(H,17,18) InChI Key QSUILVWOWLUOEU-UHFFFAOYSA-N SMILES C1=CC(=CC=C1[N+](=O)[O-])OC2C(C(C(C(O2)C(=O)O)O)O)O Synonyms 4-nitrophenylglucuronide, p-nitrophenyl-beta-D-glucuronide, p-nitrophenylglucuronide, para-nitrophenylglucuronide Canonical SMILES C1=CC(=CC=C1[N+](=O)[O-])OC2C(C(C(C(O2)C(=O)O)O)O)O