An improved synthesis of ceftiofur intermediate

The present invention relates to a process for preparation of 7-amino-3-[2-(furylcarbonyl)thiomethyl]-3-cephem-4-carboxylic acid (I) by the condensation of 7-aminocephalosporanic acid (II) with furyl-2-carbonylthiol (III) in the presence of borontrifluoride or its complex, in an organic solvent or m...

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Bibliographische Detailangaben

1. Verfasser:	DESHPANDE PRAMOD NARAYAN,KHADANGALE BHAUSAHEB PANDHARIN,KUMAR SURULICHAMY SENTHIL,DAS GAUTAM KUMAR
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY HETEROCYCLIC COMPOUNDS HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE METALLURGY ORGANIC CHEMISTRY PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
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