Synthesis of 2-aminoethyl-5-carbethoxythiazoles utilizing a Michael-like addition strategy
作者:Kenneth M. Boy、Jason M. Guernon
DOI:10.1016/j.tetlet.2005.02.022
日期:2005.3
ate was utilized as a precursor to ethyl 4-(trifluoromethyl)-2-(aminoethyl)thiazole-5-carboxylate analogs via Michael-like addition of various secondary amines. Reactions employed 1.2 equiv of amine, and the products were isolated by solvent removal and acid/base extraction. Use of primary amines was also investigated.
通过各种仲胺的迈克尔样加成,将4-(三氟甲基)-2-乙烯基噻唑-5-羧酸乙酯用作4-(三氟甲基)-2-(氨基乙基)噻唑-5-羧酸乙酯类似物的前体。反应使用1.2当量的胺,并通过除去溶剂和酸/碱萃取分离产物。还研究了伯胺的使用。