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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by F Hoffmann La Roche AGfiledCriticalF Hoffmann La Roche AG
Priority to FR925209ApriorityCriticalpatent/FR1348184A/fr
Application grantedgrantedCritical
Publication of FR1348184ApublicationCriticalpatent/FR1348184A/fr
C07D221/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00
C07D221/02—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00 condensed with carbocyclic rings or ring systems
C07D221/04—Ortho- or peri-condensed ring systems
C07D221/06—Ring systems of three rings
C07D221/10—Aza-phenanthrenes
C07D221/12—Phenanthridines
Landscapes
Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
FR925209A1963-02-191963-02-19Procédé pour la préparation de composés tricycliques
ExpiredFR1348184A
(fr)