Verapamil EP Impurity N

Verapamil EP Impurity N product with CAS: 2086274-75-9 is also known as 5,5′-(methylimino)bis[2-(3,4-dimethoxyphenyl)-2-(1-methylethyl)pentanenitrile. This product can be used as a working standard or secondary reference standard. Additional internal validation as per respective FDA regulations/guidelines may require. It is used in Verapamil impurity profiling as per limits and threshold values specified by respective drug legislation, FDA, and pharmacopoeial guidelines. Moreover, 5,5′-(methylimino)bis[2-(3,4-dimethoxyphenyl)-2-(1-methylethyl)pentanenitrile is also used in the process of Abbreviated New Drug Application (ANDA) filing to FDA and toxicity study of respective drug formulation.