Sitagliptin Ketoamide Impurity

Sitagliptin Ketoamide Impurity product with CAS: 764667-65-4 is also known as 4-Oxo-4-[3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl] -1-(2,4,5-trifluorophenyl)butan-2-on. This product can be used as a working standard or secondary reference standard. Additional internal validation as per respective FDA regulations/guidelines may require. Sitagliptin Ketoamide Impurity is generally used for Quality Control (QC), Quality Assurance (QA) during commercial production of Sitagliptin and its related formulations. Moreover, 4-Oxo-4-[3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl] -1-(2,4,5-trifluorophenyl)butan-2-on is also used in the process of Abbreviated New Drug Application (ANDA) filing to FDA and toxicity study of respective drug formulation.