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.)
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 filedfiledCritical
Publication of JPS497298ApublicationCriticalpatent/JPS497298A/ja
Publication of JPS561320B2publicationCriticalpatent/JPS561320B2/ja
C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
C07D501/14—Compounds having a nitrogen atom directly attached in position 7
C07D501/16—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
C07D501/18—7-Aminocephalosporanic or substituted 7-aminocephalosporanic acids
Landscapes
Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
Cephalosporin Compounds
(AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)