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
Ciba Geigy AG
Novartis Corp
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Filing date
Publication date
Application filed by Ciba Geigy AG, Novartis CorpfiledCriticalCiba Geigy AG
Application grantedgrantedCritical
Publication of FR1018422ApublicationCriticalpatent/FR1018422A/fr
C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
C07D471/04—Ortho-condensed systems
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
FR1018422D1949-04-291950-04-28Procédé de préparation de nouvelles 4, 7-phénanthrolines
ExpiredFR1018422A
(fr)