DRF52H: Darifenacin Cyano Pyrrolidine Impurity

DRF52H: Darifenacin Cyano Pyrrolidine Impurity

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Darifenacin Cyano Pyrrolidine Impurity ;

(S)-3-(Cyanodiphenylmethyl)-pyrrolidine HBr ;

CAS # 194602-27-2 (HBr Salt) ; 133099-11-3 (base) ;

C18H19BrN2 ;

Mol. Wt.: 343.26 ;