CAS 31656-62-9 appears in our catalog under these names: Benzamide–15N, BENZAMIDE-15N, 98+ ATOM % 15N, Benzamide-15N, 98%, 98%, Benzamide-15N, 99.87%. Offered by: GLPBio, Sigma-Aldrich, Chemat, MedChemExpress. Available pack sizes: 10mg, 5mg, 1G, 100 mg, 10 mg, 5 mg, 50 mg, 25 mg.