GLM01: Glimepiride

1-[[p-[2-(3-Ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido)ethyl]phenyl]sulfonyl]-3-(trans-4-methylcyclohexyl)urea
[CAS # 93479-97-1]

GLM02: Glimepiride EP Impurity A ( = USP Related Compound A )

1-[4-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido) ethyl] phenylsulfonyl]-3-(4-cis-methylcyclohexyl)urea
(" Glimepiride cis Isomer ")

GLM03: Glimepiride EP Impurity B ( = USP Related Compound B )

N-[4-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido) ethyl] benzene sulfonamide
[CAS # 119018-29-0]
(" Glimepiride Sulfonamide ")

GLM04: Glimepiride EP Impurity C ( = USP Related Compound C )

1-[[p-[2-(3-Ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido) ethyl]phenyl]sulfonyl]-methoxy carbamate
[CAS # 119018-30-3]
(" Glimepiride Ester ")

GLM05: Glimepiride EP Impurity D ( = USP Related Compound D )

1-[[m-[2-(3-Ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido) ethyl]phenyl]sulfonyl]-3-(trans-4-methylcyclohexyl)urea
(" Glimepiride meta Isomer ")

GLM06: Glimepiride EP Impurity E ( = USP Related Compound E )

3-Ethyl-4-methyl-2-oxo-N-[2-(3-sulphamoylphenyl) ethyl]-2,3-dihydro-1H-pyrrole-1-carboxamide
("Glimepiride meta Sulfonamide")

GLM07: Glimepiride EP Impurity F ( = USP Related Compound F )

Methyl [[2-[2-[[(3-ethyl-4-methyl-2-oxo-2,3-dihydro-1H-pyrrol-1-yl)carbonyl] amino] ethyl] phenyl] sulphonyl] carbamate
("Glimepiride ortho Ester")

GLM08: Glimepiride EP Impurity G ( = USP Related Compound G )

Methyl [[4-[2-[[(3-ethyl-4-methyl-2-oxo-2,3-dihydro-1H-pyrrol-1-yl) carbonyl] amino] ethyl] phenyl] sulphonyl] methylcarbamate
("Glimepiride N-Methyl Ester")

GLM09: Glimepiride EP Impurity H ( = USP Related Compound H )

1-[[4-[2-[[(3-Ethyl-4-methyl-2-oxo-2,3-dihydro-1H-pyrrol-1-yl) carbonyl] amino] ethyl] phenyl] sulphonyl]-3-(4-methylphenyl)urea
("Glimepiride Toluene Analog")

GLM10: Glimepiride EP Impurity I ( = USP Related Compound I )

1-[2-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido) ethyl] phenylsulfonyl]-3-(4-methylcyclohexyl)urea
(" Glimepiride ortho Isomer ")

GLM11: Glimepiride EP Impurity J ( = USP Related Compound J )

1-[[4-(2-Aminoethyl)phenyl]sulphonyl]-3-(trans-4-methyl cyclohexyl) urea