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SANGYO KAGAKU KENKYU KYOKAI
Original Assignee
SANGYO KAGAKU KENKYU KYOKAI
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Application filed by SANGYO KAGAKU KENKYU KYOKAIfiledCriticalSANGYO KAGAKU KENKYU KYOKAI
Priority to JP2591976ApriorityCriticalpatent/JPS52108994A/en
Publication of JPS52108994ApublicationCriticalpatent/JPS52108994A/en
PURPOSE: D-(-)isomers of cephalosporins of the formula I (R is H, or lower lower alkyl) and their salts. For example, 7-[D-(-)-α-(4-oxo-4H-1-thapyran-3ylcarbonylamino)-3-chloro-4-hydroxyphenylacetoamido]-3-(1, 3, 4-thiadiazol2-ylthiomethyl)-3-cephem-4-carboxylic acid may be cited.
COPYRIGHT: (C)1977,JPO&Japio
JP2591976A1976-03-091976-03-09Antibiotics of cephalosporin series
PendingJPS52108994A
(en)