CH579568A5CH1679973ACH1679973ACH579568A5CH 579568 A5CH579568 A5CH 579568A5CH 1679973 ACH1679973 ACH 1679973ACH 1679973 ACH1679973 ACH 1679973ACH 579568 A5CH579568 A5CH 579568A5
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CH
Switzerland
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CH1679973A
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Ugine Kuhlmann
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Publication of CH579568A5publicationCriticalpatent/CH579568A5/xx
C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
C07D487/04—Ortho-condensed systems
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
Nitrogen Condensed Heterocyclic Rings
(AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)