[EN] A PROCESS FOR AMIDATION OF PYRROLE CARBOXYLATE COMPOUNDS<br/>[FR] PROCÉDÉ D'AMIDATION DE COMPOSÉS DE CARBOXYLATE DE PYRROLE
申请人:SYNTHON BV
公开号:WO2011110199A1
公开(公告)日:2011-09-15
The present invention relates to a process of amidation of pyrrole carboxylate compounds, including indolone-substituted pyrrole carboxylate compounds, characterized by using a cyclic alkyltriphosphonate anhydride coupling agent of formula (4) wherein A is C1-C6 alkyl group, preferably n-propyl group and to the use of the cyclic alkyltriphosphonate anhydride coupling agent of formula (4) in making pyrrole carboxamides.
本发明涉及一种对吡咯羧酸酯化合物进行酰胺化的过程,包括以环状烷基三膦酸酐偶联剂为特征的吲哚酮取代的吡咯羧酸酯化合物,其中该环状烷基三膦酸酐偶联剂的化学式为(4),其中A为C1-C6烷基基团,优选为正丙基基团,并且使用该环状烷基三膦酸酐偶联剂的化学式(4)来制备吡咯羧酰胺。