Verapamil EP Impurity K

Verapamil EP Impurity K product with CAS: 20850-49-1 is also known as 3,4-Dimethoxy-α-(1-methylethyl)-benzeneacetonitrile. 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, 3,4-Dimethoxy-α-(1-methylethyl)-benzeneacetonitrile is also used in the process of Abbreviated New Drug Application (ANDA) filing to FDA and toxicity study of respective drug formulation.