CAS 299440-05-4 appears in our catalog under these names: 2-Hydrazino-5-(trifluoromethyl)-1,3,4-thiadiazole, 98%, 2-Hydrazinyl-5-(trifluoromethyl)-1,3,4-thiadiazole, 95%, 2-Hydrazino-5-(trifluoromethyl)-1,3,4-thiadiazole. Offered by: Combi-blocks, AmBeed, Biosynth. Available pack sizes: 250mg, 5g, 1g, 0,5g.