CAS 514800-80-7 appears in our catalog under these names: 4-Chloro-1,5-dimethyl-1h-pyrazole-3-carboxylic acid, 95%, 4-Chloro-1,5-dimethyl-1H-pyrazole-3-carboxylic acid, 98%, 4-Chloro-1，5-Dimethyl-1H-Pyrazole-3-Carboxylic Acid, 97%, 97%, 4-Chloro-1,5-dimethyl-1 H -pyrazole-3-carboxylic acid, 98%. Offered by: Combi-blocks, AmBeed, Chemat, Fluorochem. Available pack sizes: 1g, 5g, 250mg, 500mg.