Amoxicillin EP Impurity K

Chemical Name: (4S)-2-[1-[[(2R)-2-Amino-2-(4-hydroxyphenyl)acetyl]amino]-2-[[(1R)-2-[[carboxy[(4S)-4-carboxy-5,5-dimethyl-1,3-thiazolidin-2-yl]methyl]amino]-1-(4-hydroxyphenyl)-2-oxoethyl]amino]-2-oxoethyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic Acid

Synonym: Amoxicillin Dimer Open ; Oligomers of penicilloic acids of amoxicillin

Smile: O=C([C@@H]1NC(C(NC([C@H](N)C2=CC=C(O)C=C2)=O)C(N[C@H](C3=CC=C(O)C=C3)C(NC(C(O)=O)C4SC(C)(C)[C@H](C(O)=O)N4)=O)=O)SC1(C)C)O