Anastrozole EP Impurity A

Chemical Name: 2-[3-[(1RS)-1-cyanoethyl]-5-(1H-1,2,4-triazol-1-ylmethyl)phenyl]-2-methylpropanenitrile (As per EP) ; 2-(3-(1-Cyanoethyl)-5-(1H-1,2,4-triazol-1-ylmethyl)phenyl)-2-methylpropionitrile (as per USP)

Synonym: Lidocaine 2,3-Dimethyl Analog

Smile: CC(C#N)C1=CC(CN2N=CN=C2)=CC(C(C)(C#N)C)=C1