CAS 19237-84-4 appears in our catalog under these names: 2-[4-(2-Furoyl)piperazin-1-yl]-4-amino-6,7-dimethoxyquinazoline hydrochloride, 95%, 95%, Prazosin hydrochloride, min. 95 %, 100 g, Prazosin HCl (Furazosin HCl, Terazosin EP Impurity K HCl), Prazosin Hydrochloride, >95% (HPLC), Prazosin Hydrochloride. Offered by: Chemat, Roth, Chemat Brand, TRC, Mikromol. Available pack sizes: 1mg, 100mg, 250mg, 1g, 5g, 25g, 100g, on request.