Cefixime impurity and preparation method thereof

The invention discloses a cefixime impurity and a preparation method thereof, and belongs to the field of medicine synthesis. According to the method, cefixime serves as a starting raw material, CefiximeSulfone is obtained through acid catalysis esterification, oxidation and hydrolysis, the route de...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LI JIANZHONG, GENG QINGZHEN, MA SEN, ZHANG CHI, CUI XILIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMISTRY HETEROCYCLIC COMPOUNDS METALLURGY ORGANIC CHEMISTRY
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