OXB51H: Oxybutynin N-Desethyl Impurity

4-(Ethylamino)but-2-ynyl 2-cyclohexyl-2-hydroxy-2-phenylacetate hydrochloride ;

CAS # 81039-77-2 (HCl) ; 80976-67-6 (Base) ;

C20H28ClNO3 ;
Mol. Wt.: 365.89 ;