Cinnarizine EP Impurity D

Cinnarizine EP Impurity D product with CAS: 1199751-98-8 is also known as 1-(Diphenylmethyl)-4-[(1RS,3E)-4-phenyl-1-[(E)-2-phenylethenyl]but-3-enyl]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 D is generally used for Quality Control (QC), Quality Assurance (QA) during commercial production of Cinnarizine and its related formulations. Moreover, 1-(Diphenylmethyl)-4-[(1RS,3E)-4-phenyl-1-[(E)-2-phenylethenyl]but-3-enyl]piperazine is also used in the process of Abbreviated New Drug Application (ANDA) filing to FDA and toxicity study of respective drug formulation.