CH559754A5CH353671ACH353671ACH559754A5CH 559754 A5CH559754 A5CH 559754A5CH 353671 ACH353671 ACH 353671ACH 353671 ACH353671 ACH 353671ACH 559754 A5CH559754 A5CH 559754A5
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CH
Switzerland
Application number
CH353671A
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Glaxo Lab Ltd
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Publication date
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Publication of CH559754A5publicationCriticalpatent/CH559754A5/xx
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
C07D501/20—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids
C07D501/22—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with radicals containing only hydrogen and carbon atoms, attached in position 3