CAS 16082-33-0 appears in our catalog under these names: 1H–Pyrazole–3，5–diamine, 1H-Pyrazole-3,5-diamine 95%, 1H-pyrazole-3,5-diamine, 98%, 98%, 1H-Pyrazole-3,5-diamine, 95%. Offered by: GLPBio, Ambeed, Chemat, Fluorochem. Available pack sizes: 100mg, 1g, 250mg, 5g, 10g, 25g, 500mg, 50g.