Rosuvastatin EP Impurity C; 5-Oxo Rosuvastatin; Rosuvastatin B2

Rosuvastatin EP Impurity C; 5-Oxo Rosuvastatin; Rosuvastatin B2 product with CAS: 1422619-13-3 is also known as (3R,6E)-7-[4-(4-Fluorophenyl)-6-(1-methylethyl)-2-[methyl(methylsulfonyl)amino]-5-pyrimidinyl]-3-hydroxy-5-oxo-6-heptenoic Acid. 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 EP Impurity C; 5-Oxo Rosuvastatin; Rosuvastatin B2 is generally used for Quality Control (QC), Quality Assurance (QA) during commercial production of Rosuvastatin and its related formulations. Moreover, (3R,6E)-7-[4-(4-Fluorophenyl)-6-(1-methylethyl)-2-[methyl(methylsulfonyl)amino]-5-pyrimidinyl]-3-hydroxy-5-oxo-6-heptenoic Acid is also used in the process of Abbreviated New Drug Application (ANDA) filing to FDA and toxicity study of respective drug formulation.