C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/271, 260/314
C07D 235/28 (2006.01) C07D 471/04 (2006.01)
Patent
CA 1297106
ABSTRACT OF THE INVENTION The present invention is concerned with certain novel antiallergic compounds and processes for their preparation. The compounds have the general formula (I) Image (I) [wherein Ar stands for a pyrazolo[l,5-a]pyridin-3-yl ring with or without a substituent like a straight or branched alkyl group having 1 to 4 carbon atoms or for a benzimidazole-2-yl ring, and n means an integer of 0 to 2]; and their salts thereof.
501712
Ikeda Toshiya
Irikura Tsutomu
Nishino Keigo
Okamura Kyuya
Borden Ladner Gervais Llp
Kyorin Pharmaceutical Co. Ltd.
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