CAS 16034-48-3 appears in our catalog under these names: 2-(1H-Pyrazol-1-yl)acetic acid, 98%, 1H–pyrazol–1–ylacetic acid, 1-Pyrazoleacetic Acid 95%, 1-Pyrazoleacetic Acid, 95%, 95%, 1H-Pyrazol-1-yl acetic acid, 97%. Offered by: Combi-blocks, GLPBio, Ambeed, Chemat, Fluorochem. Available pack sizes: 10g, 5g, 25g, 1g, 250mg, 100g.