(Z)-9-(3-(Dimethylamino)propylidene)thioxanthen-2-ol hydrochloride 31759-19-0 Thioxanthen-2-ol, 9-(3-(dimethylamino)propylidene)-, hydrochloride, (Z)- cis-2-Hydroxy-9-(3-dimethylaminopropylidene)thioxanthene hydrochloride cis-2-Hydroxyprothixene hydrochloride