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Ampicillin EP Impurity B

Ampicillin EP Impurity B

Product Description
CAT No.
ALN-A026002
CAS No.
19379-33-0
Mol. F.
C16H19N3O4S
Mol. Wt.
349.4
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Chemical Name : (2S,5R,6R)-6-[[(2S)-2-Amino-2-phenylacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid (as per EP) (2S,5R,6R)-6-[(S)-2-Amino-2-phenylacetamido]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid (as per USP)
Smiles : O=C([C@@H](C(C)(C)S[C@]1([H])[C@@H]2NC([C@@H](N)C3=CC=CC=C3)=O)N1C2=O)O
Inchi : InChI=1S/C8H12N2O3S/c1-8(2)4(7(12)13)10-5(11)3(9)6(10)14-8/h3-4,6H,9H2,1-2H3,(H,12,13)/t3-,4+,6-/m1/s1
Synonym : L-Ampicillin

Identification of the Related Substances in Ampicillin Capsule by Rapid Resolution Liquid Chromatography Coupled with Electrospray Ionization Tandem Mass Spectrometry

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