Cobicistat 4-Carbonyl Impurity

Cobicistat 4-Carbonyl Impurity product with CAS: NA is also known as Thiazol-5-ylmethyl ((2R,5R)-5-((S)-2-(3-(2-Isopropylthiazole-4-carbonyl)-3-methylureido)-4-morpholinobutanamido)-1,6-diphenylhexan-2-yl)carbamate. This product can be used as a working standard or secondary reference standard. Additional internal validation as per respective FDA regulations/guidelines may require. Cobicistat 4-Carbonyl Impurity is generally used for Quality Control (QC), Quality Assurance (QA) during commercial production of Cobicistat and its related formulations. Moreover, Thiazol-5-ylmethyl ((2R,5R)-5-((S)-2-(3-(2-Isopropylthiazole-4-carbonyl)-3-methylureido)-4-morpholinobutanamido)-1,6-diphenylhexan-2-yl)carbamate is also used in the process of Abbreviated New Drug Application (ANDA) filing to FDA and toxicity study of respective drug formulation.