CH426831A - Verfahren zur Herstellung von 7-Amino-cephalosporansäure
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Verfahren zur Herstellung von 7-Amino-cephalosporansäure
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Publication number
CH426831A
CH426831ACH1427563ACH1427563ACH426831ACH 426831 ACH426831 ACH 426831ACH 1427563 ACH1427563 ACH 1427563ACH 1427563 ACH1427563 ACH 1427563ACH 426831 ACH426831 ACH 426831A
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Application filed by Glaxo Lab LtdfiledCriticalGlaxo Lab Ltd
Publication of CH426831ApublicationCriticalpatent/CH426831A/de
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
CH1427563A1962-11-231963-11-21Verfahren zur Herstellung von 7-Amino-cephalosporansäure
CH426831A
(de)