1323247-65-9

Cephalexin Impurity Cefalexin Impurity 14 Cephalexin Impurity 5 Cephalexin Diketopiperazine Monoacid Cephalexin Diketopiperazine Monoacid (Mixture of DiastereoMers) Cephalexin Diketopiperazine Monoacid\n(Mixture of Diastereomers) 2-[1-AMino-2-[carboxy(phenyl)MethylaMino]-2-oxoethyl]-3,6-dihydro-5-Methyl-2H-1,3-thiazine-4-carboxylic Acid (R)-2-((R)-1-amino-2-(((R)-carboxy(phenyl)methyl)amino)-2-oxoethyl)-5-methyl-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid