Synthesis and oral antiallergic activity of carboxylic acids derived from imidazo[2,1-c][1,4]benzoxazines, imidazo[1,2-a]quinolines, imidazo[1,2-a]quinoxalines, imidazo[1,2-a]quinoxalinones, pyrrolo[1,2-a]quinoxalinones, pyrrolo[2,3-a]quinoxalinones, and
4H-Imidazo[2,1-c][1,4]benzoxazine-1-carboxylic acid (3) was found to possess potent activity in the IgE-induced rat passive cutaneous anaphylaxis model which may be predictive of clinical antiallergic activity. Compared to disodium cromoglycate (DSCG,1),
Sur les orthoamino formyl quinoleines, nouveaux synthons heterocycliques
Les quatre orthoamino formyl quinoleines substituees sur le cycle pyridinique ont ete synthetisees par oxydation des amino hydroxymethyl quinoleines correspondantes.Parmi toutes les methodes envisagees, seule cette derniere a permis la preparation de l'amino-3 formyl-2 quinoleine, compose relativement peu stable.Ces nouveaux composes bifonctionnels derives de la qunoleine constituent des synthons particulierement interessants pour l'elaboration de certains heterocycles.
Godard, Alain,Queguiner, Guy
p. 465 - 473
(2007/10/02)
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