Ceftazidime Pentahydrate - Impurity E

EP/BP

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Catalogue number:	PA 30 21050
Chemical name:	Ceftazidime t-Butyl Ester
CAS Number:	102772-66-7
Category:	chiral standards,heterocycles,impurities,pharmaceutical standards,intermediates,Fine Chemicals,sulphur and selenium compounds
Synonyms:	(6R,7R)-7-[[(2Z)-2-(2-Aminothiazol-4-yl)-2-[[2-(1,1-dimethylethoxy)-1,1-dimethyl- 2-oxoethoxy]imino]acetyl]amino]-8-oxo-3-[(1-pyridinio)methyl]-5-thia-1-azabicyclo [4.2.0]oct-2-ene-2-carboxylate;1-[[(6R,7R)-7-[[(2Z)-2-(2-Amino-4-thiazolyl)-2-[[2-(1,1-dimethylethoxy)-1,1-dimethyl-2-oxoethoxy]imino]acetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]pyridinium Inner Salt;
Molecular form:	C₂₆H₃₀N₆O₇S₂
Appearance:	Off-Whte to Brown Solid
Mol. Weight:	602.68
Storage:	2-8°C Hygroscopic, Refrigerator Under inert atmosphere
Shipping Conditions:	Ambient
Applications:	NA