1-(10-(2-(Dimethylamino)propyl)phenothiazin-2-yl)-1-propanone monohydrochloride 1-Propanone, 1-(10-(2-(dimethylamino)propyl)-10H-phenothiazin-2-yl)-, monohydrochloride 1240-15-9 Largon Propiomazine CAS 362-29-8 Propiomazine hydrochloride. CAS1240-15-9 Propiomazine hydrochloride