CAS 64664-99-9 appears in our catalog under these names: 3-Carboxyumbelliferyl b-D-galactopyranoside, CUG 98%, 2-Oxo-7-(((2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)-2H-chromene-3-carboxylic acid, 98%, 98%, CUG, 99.20%, Carboxyumbelliferyl-Ã...-D-Galactopyranoside (CUG). Offered by: Biosynth, Ambeed, Chemat, MedChemExpress, Fluorochem. Available pack sizes: 5mg, 2mg, 10mg, 25mg, 50mg, 1mg, 5 mg, 1 mg.