CAS 55361-49-4 appears in our catalog under these names: 1-Ethyl-1H-pyrazol-3-amine, 95%, 1–Ethyl–1H–pyrazol–3–amine, 1-Ethyl-1H-pyrazol-3-amine 98%, 1-Ethyl-1H-pyrazol-3-amine, 98%. Offered by: Combi-blocks, GLPBio, Ambeed, Fluorochem. Available pack sizes: 250mg, 10g, 5g, 25g, 1g, 100mg.