(6R,7R)-7-((E)-2-(2-Aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3-((6,7-dihydro-5H-cyclopenta[b]pyridin-1-ium-1-yl)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate Cefpirome Impurity

98%

None

Sealed in dry,2-8℃

Room temperature in continental US; may vary elsewhere.

C₂₂H₂₂N₆O₅S₂

514.58

(6R,7R)-7-[[(2E)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-(6,7-dihydro-5H-cyclopenta[b]pyridin-1-ium-1-ylmethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

O=C([O-])C(N(C([C@@]1([H])NC(/C(C2=CSC(N)=N2)=N/OC)=O)=O)[C@]1([H])SC3)=C3C[N+]4=CC=CC5=C4CCC5

153.92

-1.0439

10

2

7