Methadone EP Impurity B

Chemical Name: (4RS)-4-(Dimethylamino)-2,2-diphenylpentanenitrile (as per EP) ; 4-(Dimethylamino)-2,2-diphenylpentanenitrile (as per USP)

Synonym: Methadone USP Related Compound B ; Didiavalo (EP)

Smile: CN(C)[C@@](C)([H])CC(C1=CC=CC=C1)(C#N)C2=CC=CC=C2