申请人:SANTEN PHARMACEUTICAL CO., LTD.
公开号:EP1211249A1
公开(公告)日:2002-06-05
An object of the present invention is to synthesize novel compounds having 3-oxo-3, 4-dihydro-2H-1, 4-thiazine or 2-oxo-1, 2, 3, 4-tetrahydropyrazine as a main skeleton. The present invention relates to compounds represented by the following general formula [I] and salts thereof. In the formula, X is S or R6-(A2)n-N, R1 and R2 are H, alkyl, cycloalkyl or aryl, R3 and R4 are H, alkyl, cycloalkyl, aryl or aromatic heterocycles, R5 is H, alkyl, cycloalkyl, aryl or -A3-A4-R7, R6 is H, alkyl, cycloalkyl, OH, alkoxy, aryl, aryloxy or an aromatic heterocycle, R7 is H, alkyl, OH, alkoxy, aryl, aryloxy, amino, alkylamino, arylamino, an aromatic heterocycle or a nonaromatic heterocycle, A1 is alkylene, A2 is carbonyl or sulfonyl, A3 is alkylene, and A4 is carbonyl or oxalyl.
本发明的目的是合成以3-氧代-3,4-二氢-2H-1,4-噻嗪或2-氧代-1,2,3,4-四氢吡嗪为主要骨架的新型化合物。本发明涉及由以下通式[I]代表的化合物及其盐类。式中,X 是 S 或 R6-(A2)n-N,R1 和 R2 是 H、烷基、环烷基或芳基,R3 和 R4 是 H、烷基、环烷基、芳基或芳香杂环,R5 是 H、烷基、环烷基、芳基或 -A3-A4-R7,R6 是 H、烷基、环烷基、OH、烷氧基、芳基、R7是H、烷基、OH、烷氧基、芳基、芳氧基、氨基、烷基氨基、芳基氨基、芳香杂环或非芳香杂环,A1是亚烷基,A2是羰基或磺酰基,A3是亚烷基,A4是羰基或草酰基。