CAS 7493-95-0 appears in our catalog under these names: p-Nitrophenyl alpha-D-Galactopyranoside, >95% (HPLC), p-Nitrophenyl a-D-Galactopyranoside, >95% (HPLC), 4-Nitrophenyl-alpha-d-galactopyranoside, 98%, 4-Nitrophenyl α-D-galactopyranoside/ 99.44% (existing batch purity), 4–Nitrophenyl α–D–galactopyranoside. Offered by: TRC, Combi-blocks, TargetMol, GLPBio, Thermo Scientific (Alfa Aesar). Available pack sizes: 1g, 250mg, 5g, 100mg, 500mg, 200mg, 10g, 2,5g.