| 摘要 |
FIELD: medicine. SUBSTANCE: claimed invention describes novel process for preparing imidazopyridines of general formula:wherein R-Rare as defined in the specification. At final stage of the process, amidine of formula:is cyclized with 1,3-dicarbonyl compound of general formula:. Imidazopyridines are valuable intermediate products for preparation of angiotensine-II- antagonists. EFFECT: more efficient preparation process. |
