Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sankyo Co Ltd
Original Assignee
Sankyo Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sankyo Co LtdfiledCriticalSankyo Co Ltd
Priority to JP13796075ApriorityCriticalpatent/JPS5262292A/en
Publication of JPS5262292ApublicationCriticalpatent/JPS5262292A/en
PURPOSE: Cephalosporin derivatives having an alkaxyl group at 7α-position, useful as excellent antimicrobial agent, are conveniently prepared in good yield starting from 7-aminocephem derivatives through P-containing ylids.
COPYRIGHT: (C)1977,JPO&Japio
JP13796075A1975-11-171975-11-17Preparation of cephalosporin compounds
PendingJPS5262292A
(en)