[EN] PROCESS FOR PREPARING 4-(CYCLOPROPYLMETHOXY)-N-(3,5-DICHLORO-1-OXIDO-4-PYRIDYL)-5-METHOXYPYRIDINE-2-CARBOXAMIDE [FR] PROCÉDÉ DE PRÉPARATION DE 4-(CYCLOPROPYLMÉTHOXY)-N-(3,5-DICHLORO-1-OXYDO-4-PYRIDYL)-5-MÉTHOXYPYRIDINE-2-CARBOXAMIDE
[EN] PROCESS FOR PREPARING 4-(CYCLOPROPYLMETHOXY)-N-(3,5-DICHLORO-1-OXIDO-4-PYRIDYL)-5-METHOXYPYRIDINE-2-CARBOXAMIDE [FR] PROCÉDÉ DE PRÉPARATION DE 4-(CYCLOPROPYLMÉTHOXY)-N-(3,5-DICHLORO-1-OXYDO-4-PYRIDYL)-5-MÉTHOXYPYRIDINE-2-CARBOXAMIDE
PROCESS FOR PREPARING 4-(CYCLOPROPYLMETHOXY)-N-(3,5-DICHLORO-1-OXIDO-4-PYRIDYL)-5-METHOXYPYRIDINE-2-CARBOXAMIDE
申请人:SANOFI
公开号:US20150307474A1
公开(公告)日:2015-10-29
The present invention relates to a novel process for preparing the compound 4-(cyclopropylmethoxy)-N-(3,5-di-chloro-1-oxido-4-pyridyl)-5-methoxypyridine-2-carboxamide of formula (1), in base or hydrate form or in the form of pharmaceutically acceptable salts, and also to several novel synthetic intermediates that are useful in this preparation process.