C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 311/58 (2006.01)
Patent
CA 2161002
To provide a benzopyran derivative represented by the general formula: Image (I) wherein R, X and Y represent any of the following combinations: R X Y C2F5 O H C2F5 S H CF3 S F C2F5 S F C3F7 S F and a pharmaceutically acceptable salt thereof. These compounds have an excellent potassium channel activity and are also excellent from the aspect of safety.
Ishizawa Takenori
Koga Hiroshi
Sato Haruhiko
Chugai Seiyaku Kabushiki Kaisha
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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