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C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
C07D471/04—Ortho-condensed systems
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FR844221D1937-07-031938-07-04Composés picryliques, produits de transformation de ces composés et procédé de fabrication de ces divers corps
ExpiredFR844221A
(fr)