CAS 20580-47-6 appears in our catalog under these names: 2-Hydrazino-n-(4-methoxyphenyl)-2-oxoacetamide, 95%, 2-Hydrazinyl-N-(4-methoxyphenyl)-2-oxoacetamide 95%, 2-Hydrazinyl-N-(4-methoxyphenyl)-2-oxoacetamide, 98%, 98%, 2-hydrazino-N-(4-methoxyphenyl)-2-oxoacetamide, 98%. Offered by: Combi-blocks, Ambeed, Chemat, Fluorochem. Available pack sizes: 250mg, 1g, 100mg.