CAS 55317-53-8 appears in our catalog under these names: 2-(1H-Pyrazol-1-yl)benzoic acid hydrochloride, 95%, 2-(1H-Pyrazol-1-yl)benzoic acid, 98%, 2-(1-Pyrazolyl)benzoic Acid, 98%, 2–(1–Pyrazolyl)benzoic Acid, 2-(1H-Pyrazol-1-yl)benzoic acid, 97% . Offered by: Combi-blocks, AmBeed, GLPBio, Thermo Scientific, Chemat. Available pack sizes: 250mg, 25g, 1g, 5g, 10g, 100g, 100mg.