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ER Squibb and Sons LLC
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ER Squibb and Sons LLC
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Application filed by ER Squibb and Sons LLCfiledCriticalER Squibb and Sons LLC
Priority to FR84806ApriorityCriticalpatent/FR1502262A/fr
Application grantedgrantedCritical
Publication of FR1502262ApublicationCriticalpatent/FR1502262A/fr
C07D498/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms
C07D498/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
C07D498/04—Ortho-condensed systems
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07D—HETEROCYCLIC COMPOUNDS
C07D267/00—Heterocyclic compounds containing rings of more than six members having one nitrogen atom and one oxygen atom as the only ring hetero atoms
C07D267/02—Seven-membered rings
C07D267/08—Seven-membered rings having the hetero atoms in positions 1 and 4
C07D267/12—Seven-membered rings having the hetero atoms in positions 1 and 4 condensed with carbocyclic rings or ring systems
C07D267/14—Seven-membered rings having the hetero atoms in positions 1 and 4 condensed with carbocyclic rings or ring systems condensed with one six-membered ring
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
FR84806A1966-11-241966-11-24Procédé de préparation de dérivés d'aminoacides et produits ainsi obtenus
ExpiredFR1502262A
(fr)