C - Chemistry – Metallurgy – 07 – H
Patent
C - Chemistry, Metallurgy
07
H
C07H 17/075 (2006.01) A61K 31/70 (2006.01)
Patent
CA 2133186
There are provided novel 3-glycosyloxybenzopyran derivative of the following formula (I) and novel 4-glycosyloxybenzopyran derivative of the following formula (II): (see formula I and II) and their pysiologically acceptable salts. The compounds according to the present invention and their pysiologically acceptable salts exhibit an antiallergic activity, and are expected to be useful as a drug treating allergic diseases.
Abe Masayoshi
Aoki Yasuo
Kimura Nobuyuki
Sakai Mitsuru
Sano Yoshiyuki
Dainippon Ink And Chemicals Inc.
Riches Mckenzie & Herbert Llp
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