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Bristol Myers Co
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Bristol Myers Co
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Application filed by Bristol Myers CofiledCriticalBristol Myers Co
Priority to FR108291ApriorityCriticalpatent/FR1524793A/fr
Application grantedgrantedCritical
Publication of FR1524793ApublicationCriticalpatent/FR1524793A/fr
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
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Chemical & Material Sciences
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Organic Chemistry
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FR108291A1967-05-291967-05-29Nouveaux dérivés d'acide céphalosporanique, leur préparation et leurs applications
ExpiredFR1524793A
(fr)