Cinnarizine EP Impurity E

Cinnarizine EP Impurity E product with CAS: 216581-01-0 (base); 56265-29-3 (dihydrochloridesalt) is also known as 1,4-Bis(benzhydryl)piperazine. This product can be used as a working standard or secondary reference standard. Additional internal validation as per respective FDA regulations/guidelines may require. Cinnarizine EP Impurity E is generally used for Quality Control (QC), Quality Assurance (QA) during commercial production of Cinnarizine and its related formulations. Moreover, 1,4-Bis(benzhydryl)piperazine is also used in the process of Abbreviated New Drug Application (ANDA) filing to FDA and toxicity study of respective drug formulation.