Rosuvastatin 2,3-Anhydro (5S)-Lactone

Rosuvastatin 2,3-Anhydro (5S)-Lactone product with CAS: 1246665-85-9 is also known as 2,3-Anhydro Rosuvastatin (5S)-Lactone. This product can be used as a working standard or secondary reference standard. Additional internal validation as per respective FDA regulations/guidelines may require. Rosuvastatin 2,3-Anhydro (5S)-Lactone is generally used for Quality Control (QC), Quality Assurance (QA) during commercial production of Rosuvastatin and its related formulations. Moreover, 2,3-Anhydro Rosuvastatin (5S)-Lactone is also used in the process of Abbreviated New Drug Application (ANDA) filing to FDA and toxicity study of respective drug formulation.