ErtapeneM DiMer AMide IMpurity

Ertapenem 3-[[[(2S,4S)-4-Mercapto-1-(4-nitrobenzyloxy)carbonyl-2-pyrrolidinyl]carbonyl]amino]benzoic acid Ertapenem impurity 3 (4R,5S,6S)-3-[[(3S,5S)-1-[3-[[[(2S,4S)-4-[[(4R,5S,6S)-2-Carboxy-6-[(1R)-1-hydroxyethyl]-4-Methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-en-3-yl]thio]-2-pyrrolidinyl]carbonyl]aMino]benzoyl]-5-[[(3-carboxyphenyl)aMino]carbonyl]-3-pyrrolidinyl]thio]-6-[(1R)-1-hydroxyethyl]-4-Methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic Acid ErtapeneM iMpurity

Ertapenem Disodium ErtapeneM IMpurity DIPP Ertapenem impurity 2 ErtapeneM Ring Open IMpurity (4R,5S,6S)-3-[[(3S,5S)-5-[[[3-[[(1R,2S)-2-Carboxy-2-[(2S,3R)-5-carboxy-4-[[(3S,5S)-5-[[(3-carboxyphenyl)aMino]carbonyl]-3-pyrrolidinyl]thio]-3,4-dihydro-3-Methyl-2H-pyrrol-2-yl]-1-Methylethoxy]carbonyl]phenyl]aMino]carbonyl]-3-pyrrolidinyl]thio]-6-[(1R)-1-hydroxyethyl]-4-Methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic Acid

Ertapenem Impurity 4 ErtapeneM Side Chain EnantioMer 2 HCl Ertapenem impurity 1 Ertapenem impurity d Ertapenem sodium and ertapenem sodium for injection

ErtapeneM Side Chain EnantioMer 2 ErtapeneM Side Chain EnantioMer 1 Ertapenem-d4 Disodium