Alkoxypyridine-derivatives

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

Reexamination Certificate

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Details

C514S303000, C544S264000, C546S118000

Reexamination Certificate

active

07138399

ABSTRACT:
The compounds of formula Iin which R1 is 1–4C-alkoxy, A is 1–4C-alkylene, B represents 3H-imidazo[4,5-b]pyridin-2-yl, 3H-imidazo[4,5-b]pyridin-2-yl substituted by R2 and/or R3, 9H-purin-8-yl or 9H-purin-8-yl substituted by R4 and/or R5, are effective iNOS inhibitors.

REFERENCES:
patent: 25 04 252 (1975-08-01), None
patent: 0 125 756 (1984-11-01), None
patent: 0 206 415 (1986-12-01), None
patent: WO 9725030 (1987-07-01), None
patent: WO 97/25030 (1997-07-01), None
Deng et al, Chemical Abstracts 123: 340706, Abstract of Yaoxue Xuebao, vol. 30, No. 5, 347-356, 1995.

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