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Novartis AG
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Ciba Geigy AG
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Application filed by Ciba Geigy AGfiledCriticalCiba Geigy AG
Application grantedgrantedCritical
Publication of FR1039723ApublicationCriticalpatent/FR1039723A/fr
C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
C07D209/56—Ring systems containing three or more rings
C07D209/80—[b, c]- or [b, d]-condensed
C07D209/82—Carbazoles; Hydrogenated carbazoles
C07D209/86—Carbazoles; Hydrogenated carbazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the ring system
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Chemical & Material Sciences
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Organic Chemistry
(AREA)
FR1039723D1950-07-071951-07-06Procédé de préparation du carbazol
ExpiredFR1039723A
(fr)