Glimepiride EP Impurity B ; Glimepiride USP RC B; Glimepiride Sulfonamide

Glimepiride EP Impurity B ; Glimepiride USP RC B; Glimepiride Sulfonamide

[4-[2-(3-Ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido) ethyl] phenyl] sulfonamide

Impurity reference standard used for related substances testing of Glimepiride drug substance and drug product per pharmacopoeial limits.