ANTIBIOTICS OF CEPHALOSPORIN SERIES - SANGYO KAGAKU KENKYU KYOKAI

Title:

ANTIBIOTICS OF CEPHALOSPORIN SERIES

Document Type and Number:

Japanese Patent JPS52108994

Kind Code:

A

Abstract:

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.

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Inventors:

ISHIMARU TOSHIO
HATANAKA MINORU
HATAMURA MARIKO
NITSUTA TAKESHI

Application Number:

JP2591976A

Publication Date:

September 12, 1977

Filing Date:

March 09, 1976

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Assignee:

SANGYO KAGAKU KENKYU KYOKAI

International Classes:

C07D501/36; A61K31/545; A61K31/546; A61P31/04; (IPC1-7): A61K31/545; C07D501/36

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