Synthesis of 3,5-diaryl-4-(1H-imidazol- 2-yl)-1H-pyrazoles from 2-phenacyl- 1H-imidazole
摘要:
A method of synthesis is proposed for previously unknown 3,5-diaryl-4-(1H-imidazol-2-yl)-1H-pyrazoles based on the thermal intramolecular cyclocondensation of aroylhydrazones of 2-phenacyl-1H-imidazole.
The invention relates to imidazopyridinones of the formula
1
wherein the groups R
1
, R
2
, R
3
, and R
4
are as defined in claim 1, to the process for their preparation, to pharmaceutical compositions containing them, and to a method of using them for treatment of chronic inflammatory processes in humans or animals.
[EN] IMIDAZOPYRIDINONES AS P38 MAP KINASE INHIBITORS<br/>[FR] IMIDAZOPYRIDINONES EN TANT QU'INHIBITEURS DE PROTEINE-KINASE ASSOCIEE AUX MEMBRANES (MAP KINASE) P38
申请人:BAYER AG
公开号:WO2003008413A1
公开(公告)日:2003-01-30
The present invention relates to imidazopyridinones processes for their preparation and their use in medicaments, especially for the treatment of COPD.
Synthesis of 3,5-diaryl-4-(1H-imidazol- 2-yl)-1H-pyrazoles from 2-phenacyl- 1H-imidazole
作者:I. B. Dzvinchuk、A. M. Nesterenko、M. O. Lozinskii
DOI:10.1007/s10593-010-0471-8
日期:2010.5
A method of synthesis is proposed for previously unknown 3,5-diaryl-4-(1H-imidazol-2-yl)-1H-pyrazoles based on the thermal intramolecular cyclocondensation of aroylhydrazones of 2-phenacyl-1H-imidazole.