C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
167/208, 260/241
C07D 471/04 (2006.01) A61K 31/395 (2006.01) C07D 209/26 (2006.01) C07D 471/06 (2006.01) C07D 487/04 (2006.01) C07D 487/06 (2006.01)
Patent
CA 1291754
ABSTRACT OF TH~ DI8CLOSURE Fused ring compounds of formula (I): Image (I) (where R1-R4, X1 and X2 represent hydrogen or various substituents, n and m are 1-3 and 2-7 respectively, the dotted lines are double or single bonds and Y is one oxygen or two hydrogens) have magnificent anti-arrhythmic activity, diuretic activity and the ability to improve brain function.
487050
Iwata Nobuyoshi
Koike Hiroyuki
Kumakura Seiji
Morisawa Yasuhiro
Shimoji Yasuo
Marks & Clerk
Sankyo Company Limited
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