59-58-5 973-99-9 DTP hydrochloride Dithiopropylthiamine hydrochloride EINECS 213-547-7 Formamide, N-((4-amino-2-methyl-5-pyrimidinyl)methyl)-N-(4-hydroxy-1-methyl-2-(propyldithio)-1-butenyl)-, monohydrochloride N-((4-Amino-2-methylpyrimidin-5-yl)methyl)-N-(4-hydroxy-1-methyl-2-(propyldithio)but-1-en-1-yl)formamide monohydrochloride Prosultiamine hydrochloride Thiamine propyl disulfide hydrochloride