CAS 366-70-1 appears in our catalog under these names: Procarbazine Hydrochloride, >95% (HPLC), Procarbazine Hydrochloride, Procarbazine HCl, Procarbazine Hydrochloride, >98.0%(HPLC)(T), Procarbazine HCl - Bio-X â„¢. Offered by: TRC, Mikromol, LoGiCal, GLPBio, Biosynth. Available pack sizes: 100mg, 1g, 250mg, 10mg, 10mM (in 1ml dmso), 50mg, 500mg, 1000mg.