申请人:TORAY INDUSTRIES, INC.
公开号:EP0657163A1
公开(公告)日:1995-06-14
An antitussive containing a compound represented by general formula (I) or a salt thereof as the active ingredient, wherein symbol ... represents a double or single bond; R¹ represents alkyl, cycloalkylalkyl, cycloalkenylalkyl, aryl, aralkyl, alkenyl, allyl, furan-2-ylalkyl or thiophene-2-ylalkyl; R² represents hydrogen, hydroxy, nitro, alkanoyloxy, alkoxy, alkyl or -NR⁹R¹⁰, wherein R⁹ and R¹⁰ represents each hydrogen, etc.; R³ represents hydrogen, hydroxy, alkanoyloxy or alkoxy; A represents -XC(=Y)-, -XC(=Y)Z-, -X-, -XSO₂- or -OC(OR⁴)R⁴-, wherein X, Y and Z represent each independently NR⁴ (wherein R⁴ represents hydrogen, etc.), S or O; B represents a valence bond, alkylene, etc., acyclic unsaturated hydrocarbon, etc.; R⁵ represents hydrogen, benzene ring, etc.; R⁶ and R⁷ represent each hydrogen, etc., or are combined together to represent -O-, -CH₂-, -S-, etc.; and R⁸ represents hydrogen, alkyl or alkanoyl.
一种含有通式(I)代表的化合物或其盐作为活性成分的止咳剂,其中符号...代表双键或单键;R¹代表烷基、环烷基烷基、环烯基烷基、芳基、芳烷基、烯基、烯丙基、呋喃-2-基烷基或噻吩-2-基烷基;R²代表氢、羟基、硝基、烷酰氧基、烷氧基、烷基或-NR⁹R¹⁰,其中 R⁹和 R¹⁰ 各自代表氢等。A 代表-XC(=Y)-、-XC(=Y)Z-、-X-、-XSO₂- 或-OC(OR⁴)R⁴-,其中 X、Y 和 Z 各自独立地代表 NR⁴(其中 R⁴ 代表氢等)、S 或 O;B 代表价键、亚烷基等、R⁵ 代表氢、苯环等;R⁶ 和 R⁷ 各自代表氢等,或组合在一起代表-O-、-CH₂-、-S-等;以及 R⁸ 代表氢、烷基或烷酰基。