Ampicillin Trihydrate - Impurity E — Impurity Reference Standard
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Product Code: SSPC-A00062
CAS No.: 1207726-28-0
Chemical Name: Ampicillinyl-D-phenylglycine
Synonyms: (2R)-2-[[[(2S,5R,6R)-6-[[(2R)-2-Amino-2-phenylacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-yl]carbonyl]amino]-2-phenylacetic acid (as per EP); (R)-2-((2S,5R,6R)-6-((R)-2-Amino-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxamido)-2-phenylacetic acid (as per USP);