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.)
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Novartis AG
Original Assignee
JR Geigy AG
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Filing date
Publication date
Application filed by JR Geigy AGfiledCriticalJR Geigy AG
Priority to FR56479ApriorityCriticalpatent/FR1482937A/fr
Application grantedgrantedCritical
Publication of FR1482937ApublicationCriticalpatent/FR1482937A/fr
C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
C07D487/06—Peri-condensed systems
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
FR56479A1965-04-051966-04-05Tétra-azaphénalènes et leur préparation
ExpiredFR1482937A
(fr)