CAS 1152555-04-8 appears in our catalog under these names: 1-(2-Hydroxyethyl)-5-propyl-1h-pyrazole-4-carboxylic acid, 95%, 1-(2-Hydroxyethyl)-5-propyl-1H-pyrazole-4-carboxylic acid, 97%. Offered by: Combi-blocks, AmBeed. Available pack sizes: 5g, 1g, 250mg, 10g.