Chemical Name: Glimepiride BP Impurity C ;Glimepiride USP Related Compound C ; Glimepiride Ester ; 1-[[p-[2-(3-Ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido) ethyl]phenyl]sulfonyl]-methoxy carbamate
Synonym: Desogestrel EP Impurity D ; Desogestrel USP RC C ; 3-Keto Desogestrel