(R)-2-((R)-((Z)-2-(2-Aminothiazol-4-yl)-2-(methoxyimino)acetamido)(carboxy)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid Ceftizoxime Impurity

98%

None

Sealed in dry,2-8℃

Room temperature in continental US; may vary elsewhere.

C₁₃H₁₅N₅O₆S₂

401.42

Ceftizoxime Sodium Impurity 29

O=C(O)[C@@]([H])(NC(/C(C1=CSC(N)=N1)=N\OC)=O)[C@]2([H])NC(C(O)=O)=CCS2

176.23

-0.7238

10

5

7