| | Identification | Back Directory |  | [Name] 
 d3-isomer  Cefmenoxime impurity
 |  | [CAS] 
 126747-52-2
 |  | [Synonyms] 
 (Δ3)-Cefmenoxime
 d3-isomer  Cefmenoxime impurity
 Cefmenoxime double bond displacement impurity
 5-Thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic acid, 7-[[(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-3-[[(1-methyl-1H-tetrazol-5-yl)thio]methyl]-8-oxo-, [2R-[2α,6α,7β(Z)]]- (9CI)
 Cefmenoxime impurity 3/(Δ3)-Cefmenoxime/(6R,7S)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3-(((1-methyl-1H-tetrazol-5-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
 |  | [Molecular Formula] 
 C16H17N9O5S3
 | 
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