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Application filed by Sandoz LtdfiledCriticalSandoz Ltd
Publication of ZA706503BpublicationCriticalpatent/ZA706503B/en
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
C07D221/16—Ring systems of three rings containing carbocyclic rings other than six-membered
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)
ZA706503A1969-09-231970-09-23Improvements in or relating to organic compounds
ZA706503B
(en)