1H-IMIDAZOPYRIDINE DERIVATIVES

WIPO Patent Application WO/2002/016370

A1

1H-Imidazopyridine derivatives of the general formula (1) or salts thereof, useful in the prevention and/or treatment of cytokine-mediated diseases: (1) wherein R?1¿ is hydrogen, alkyl, cycloalkyl, or aryl; R?2¿ is hydrogen or lower alkyl; R?3¿ is a saturated nitrogenous heterocyclic group; m is an integer of 0 to 3; and A is a ring represented by the general formula (2) or (3): (2) or (3) (wherein X is sulfur or CH=CH; and R?4¿, R?5¿, R?6¿ and R?7¿ are each independently hydrogen, halogeno, alkyl, alkoxy, amino, alkanesulfonyl, or arylsulfonyl, with the proviso that when X is CH=CH, R?4¿ is hydrogen and R?5 ¿is a group exclusive of hydrogen).

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KATO HIDEO (JP)
SAKAGUCHI JUN (JP)
IZUMI TOMOYUKI (JP)
KATO KEN-ICHI (JP)

PCT/JP2001/007150

February 28, 2002

August 21, 2001

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HOKURIKU PHARMACEUTICAL (JP)
KATO HIDEO (JP)
SAKAGUCHI JUN (JP)
IZUMI TOMOYUKI (JP)
KATO KEN ICHI (JP)

A61P1/04; A61P1/16; A61P3/10; A61P7/06; A61P9/02; A61P11/06; A61P17/00; A61P19/02; A61P21/02; A61P21/04; A61P25/02; A61P27/02; A61P27/16; A61P29/00; A61P31/04; A61P37/06; A61P37/08; A61P43/00; C07D495/04; (IPC1-7): C07D495/14; A61K31/437; A61K31/4545; A61K31/5377; A61P1/04; A61P1/16; A61P3/10; A61P7/06; A61P9/02; A61P11/06; A61P17/00; A61P19/02; A61P21/02; A61P21/04; A61P25/02; A61P27/02; A61P27/16; A61P29/00; A61P31/04; A61P37/06; A61P37/08; A61P43/00; C07D471/04

WO2000009506A1

2000-02-24

Imamura, Masazumi (Kyobashi-Nisshoku Bldg. 8-7 Kyobashi 1-chome Chuo-ku, Tokyo, JP)

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