CAS 131797-35-8 appears in our catalog under these names: 3-chloro-5-(trifluoromethyl)-1H-pyrazole, 95%, 5-Chloro-3-trifluoromethyl-1H-pyrazole, 95%, 5-Chloro-3-(trifluoromethyl)-1H-pyrazole 95%, 5-Chloro-3-(trifluoromethyl)-1H-pyrazole, 95%, 95%, 5-Chloro-3-(trifluoromethyl)-1H-pyrazole, 95%. Offered by: Combi-blocks, Ambeed, Chemat, Fluorochem. Available pack sizes: 1g, 250mg, 5g, 100mg, 10g, 25mg, 500mg.