作者: Chen-Yu Cheng , Hsin-I Chiu , Ming-Jyh Chang , Yen-Chung Lin , Ming-Cheng Tsai
DOI: 10.1016/S0960-894X(98)00046-8
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摘要: Abstract A series of optically active tetrahydro-oxazino[2,3- c ]benzopyran derivatives have been synthesized and evaluated for potassium channel opening activity. (4aR,11bR)-1-Benzoyl-5,5-dimethyl-2,3,4a,11b-tetrahydro-oxazino[2,3- ]benzopyran-9-carbonitrile ((−)- 11e ) was identified as a bladder-selective opener (IC 50, bladder = 8.15 μM, IC portal vein 34.5 μM).