Darifenacin Pyrrolidine Impurity Racemate ;
2-(3-Pyrrolidinyl)-2,2-diphenylacetamide tartrate ;
2,2-Diphenyl-2-(pyrrolidine-3-yl)acetamide tartrate ;
CAS # 103887-32-7 (base) ;
C18H20N2O (base) ; MW: 280.36 ;
C22H26N2O7 . 1/2 C4H6O6 (tartrate salt) ; Mol. Wt.: 355.41 ;