C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
167/208, 260/304
C07D 413/06 (2006.01) A61K 31/395 (2006.01) C07D 261/12 (2006.01) C07D 261/20 (2006.01)
Patent
CA 2026177
ABSTRACT OF THE DISCLOSURE Compounds of formula (I): Image (I) [in which R1 is hydrogen, halogen, alkyl, alkenyl, alkynyl, optionally substituted benzyl or optionally substituted phenyl; R2 is hydrogen, alkyl, optionally substituted phenyl, or a heterocycle having from 5 to 7 ring atoms; or R1 and R2, together with the carbons to which they are attached, form an optionally substituted; hydrocarbon ring fused to the isoxazole ring; -NR3R4 represents an alicyclic amino group; and A is optionally substituted phenyl, optionally substituted benzyl, alkyl, alkoxy, optionally substituted benzyloxy, or optionally substituted phenoxy; and acid addition salts thereof] have valuable activity for the treatment of cerebrovascular disorders and for use as centrally acting muscle relaxants.
Iwata Nobuyoshi
Nagano Mitsuo
Sakai Junichi
Marks & Clerk
Sankyo Company Limited
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