| A fluorogenic substrate for beta-D-glucuronidase and used to detect coliform in water, seafood, meat, dairy and poultry. Also used in GUS reporter gene measurements in transgenic plants. Synonyms: 4-Methylumbelliferone beta-D-Glucuronide, 4-Methyl-2-oxo-2H-1-benzopyran-7-yl, beta-D-Glucopyranosiduronic Acid, MUG CAS No: 6160-80-1 Molecular Formula: C16H16O9nH2O Molecular Weight: 352.3 Appearance: White, crystalline powder Purity (HPLC): 99% Water (Karl Fisher): 12% Solubility: Colorless, clear, complete (5% in Water) Methylumbelliferone: 0.0025% Identity (IR): Conforms to reference Storage: -20C |