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.)
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Yamanouchi Pharmaceutical Co Ltd
Original Assignee
Yamanouchi Pharmaceutical Co Ltd
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Filing date
Publication date
Application filed by Yamanouchi Pharmaceutical Co LtdfiledCriticalYamanouchi Pharmaceutical Co Ltd
Priority to JP11869875ApriorityCriticalpatent/JPS5242894A/en
Publication of JPS5242894ApublicationCriticalpatent/JPS5242894A/en
Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)
Abstract
PURPOSE: Cephalosporin derivatives ofo formula I [R1 is a radical of formula II(A is thiadiazole, methyl substed.thiazole;X is S, a single bond;B is alkylene); R2 is a radical of formula III(R3 is methyl, H) or formula IV] and salts thereof.
COPYRIGHT: (C)1977,JPO&Japio
JP11869875A1975-10-011975-10-01Method of preparing cephalosporin derivatives
PendingJPS5242894A
(en)