3-Substituted vinyl cephalosporin derivatives

3-Substituted vinyl cephalosporin derivatives represented by the following formula: wherein R represents a hydroxyl or lower alkoxyl group, X represents a nitrogen atom or a group represented by the formula -CH=, R represents a carboxyl group or a carboxyl group protected with a protecting group, an...

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Main Authors KATSU, KANEMASA, SASHO, MANABU, YAMAUCHI, HIROSHI, KOMATU, YUUKI, YAMANAKA, MOTOSUKE, NAKAMURA, TAKAHARU, NEGI, SHIGETO, SUGIYAMA, ISAO
Format Patent
LanguageEnglish
French
German
Published 01.05.1996
Edition6
Subjects
CHEMISTRY
HETEROCYCLIC COMPOUNDS
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
METALLURGY
ORGANIC CHEMISTRY
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
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Summary:3-Substituted vinyl cephalosporin derivatives represented by the following formula: wherein R represents a hydroxyl or lower alkoxyl group, X represents a nitrogen atom or a group represented by the formula -CH=, R represents a carboxyl group or a carboxyl group protected with a protecting group, and R is as defined herein, and pharmaoeutically acceptable salts thereof are potent antibacterial agents. Processes for their preparation, intermediates in such processes, and antibacterial compositions containing them as active ingredients are also described.
Bibliography:Application Number: EP19900113365