申请人:MERRELL DOW PHARMACEUTICALS INC.
公开号:EP0126487A2
公开(公告)日:1984-11-28
Substituted 1,2,3-triazino[4',5':4,5]thieno[2,3-b]quinolin-4(3H)-ones useful as antiallergic agents are described herein. The compounds are prepared by the reaction of an appropriate substituted 3-aminothieno-[2, 3-b]quinotine-2-carboxamide with sodium nitrite in an acid such as acetic acid.
本文描述了可用作抗过敏剂的取代型 1,2,3-三嗪并[4',5':4,5]噻吩并[2,3-b]喹啉-4(3H)-酮。这些化合物是通过适当取代的 3-氨基噻吩并[2,3-b]喹啉-2-甲酰胺与亚硝酸钠在醋酸等酸中反应制备的。