Nomen Propantheline Synonyma [2-[(9H-Xanthen-9-ylcarbonyl)oxy]ethyl]diisopropylmethylaminium CAS 298-50-0 Formulae solidae albae hypotheticae C16H26N2O3 Formulae pondus 294.39 originis Sinis Asssay 99% Aqua 0.5% applicatio pharmaceutica media