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)
d3-isomer Cefmenoxime impurity
CAS: 126747-52-2
Molecular Formula: C16H17N9O5S3