(3S,5R)-Atorvastatin Calcium Salt

Order (3S,5R)-Atorvastatin Calcium Salt impurity standard with CAS: 887196-25-0 (calcium salt); 887324-52-9 (acid) and speed up your Atorvastatin project. This product is also known as Atorvastatin USP Related Compound B; 3-epi-Atorvastatin Calcium and can be used as a working standard or secondary reference standard. Additional internal validation as per respective FDA regulations/guidelines may require. This compound is generally used for Quality Control (QC), Quality Assurance (QA) during commercial production of Atorvastatin and its related formulations. Moreover, Atorvastatin USP Related Compound B is also used in the process of Abbreviated New Drug Application (ANDA) filing to FDA and toxicity study of respective drug formulation.