申请人:KYOWA HAKKO KOGYO CO., LTD.
公开号:EP0393574A2
公开(公告)日:1990-10-24
Disclosed are hexitol derivatives represented by the general formula (I):
wherein
Q represents a formula
wherein a represents NH, O or S,
each of b, c and d independently represents CH or N,
each of R¹, R², R³ and R⁴ independently represents hydrogen, lower alkyl, trifluoromethyl, aryl, lower alkanoyloxy, amino, lower alkylamino, lower alkanoylamino, lower alkanoyl, aroyl, halogen, nitro, (CH₂)mOR⁷, (CH₂)mSR⁷, (CH₂)mCO₂R⁷ where R⁷ represents hydrogen or lower alkyl and m represents an integer of 0 to 3,
each of R⁵ and R⁶ independently represents hydrogen or lower alkyl,
wherein each of Y¹ and Y² independently represents hydrogen, lower alkyl, hydroxyl, lower alkanoyloxy, nitrile or phenyl; or Y¹ and Y² are combined together to form oxygen,
each of Y³ and Y⁴ independently represents hydrogen or lower alkyl, and ℓ is an integer of 0 to 6, and where ℓ is an integer of 2 to 6, each
may be the same or different,
Z represents hydrogen or nitro, and, n is 2 or 3 or a pharmaceutically acceptable salt thereof. The compounds show prominent coronary vasodilative activities, and are useful in treating angina pectoris and myocardial infarction.
所公开的是由通式(I)代表的己糖醇衍生物:
其中
Q 代表式
其中 a 代表 NH、O 或 S、
b、c 和 d 各自独立地代表 CH 或 N、
R¹、R²、R³ 和 R⁴各自独立地代表氢、低级烷基、三氟甲基、芳基、低级烷酰氧基、氨基、低级烷氨基、低级烷酰胺基、低级烷酰胺基、低级烷酰基、芳基、低级烷酰胺基、低级烷酰胺基低级烷酰基、芳基、卤素、硝基、(CH₂)mOR⁷、(CH₂)mSR⁷、(CH₂)mCO₂R⁷,其中 R⁷ 代表氢或低级烷基,m 代表 0 至 3 的整数、
R⁵ 和 R⁶ 各自独立地代表氢或低级烷基、
其中 Y¹ 和 Y² 各自独立地代表氢、低级烷基、羟基、低级烷酰氧基、腈或苯基;或 Y¹ 和 Y² 结合在一起形成氧、
Y³ 和 Y⁴ 各自独立地代表氢或低级烷基,且 ℓ 是 0 到 6 的整数,其中 ℓ 是 2 到 6 的整数,各自
可以相同或不同、
Z 代表氢或硝基,n 代表 2 或 3 或其药学上可接受的盐。这些化合物具有显著的冠状动脉血管扩张活性,可用于治疗心绞痛和心肌梗塞。