申请人:Petrolite Corporation
公开号:US04158734A1
公开(公告)日:1979-06-19
This invention relates to substituted pyridines prepared by reacting aldehydes, amines, lower carboxylic acids such as acetic acid in the presence of oxygen. The N-substituted pyridinium salts formed can be converted to pyridines by thermal dealkylation. The reactions can be summarized by the following equations: ##STR1##
本发明涉及通过在氧的存在下反应醛、胺和低级羧酸(如乙酸)制备的取代吡啶。形成的N-取代吡啶鎓盐可以通过热脱烷基化转化为吡啶。这些反应可以概括如下方程式:##STR1##