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Directie van de Staatsmijnen in Limburg
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Directie van de Staatsmijnen in Limburg
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Application filed by Directie van de Staatsmijnen in LimburgfiledCriticalDirectie van de Staatsmijnen in Limburg
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Publication of FR1023857ApublicationCriticalpatent/FR1023857A/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
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FR1023857D1949-07-081950-07-07Procédé pour la préparation du carbazol
ExpiredFR1023857A
(fr)