CRA02: Cefuroxime Axetil EP Impurity B

CRA02: Cefuroxime Axetil EP Impurity B

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Cefuroxime Axetil EP Impurity B ;

Cefuroxime Axetil trans-Isomer ;

(1RS)-1-(Acetyloxy)ethyl (6R,7R)-3-[(carbamoyloxy)-methyl]-7-[[(E)-2-(furan-2-yl)-2-(methoxyimino)acetyl]-amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2carboxylate ;

CAS # 97232-96-7 ;

C20H22N4O10S ;

MW: 510.47 ;