Yanagisawa M, Shimamura T, Iida D, Matsuo J I, Mukaiyama T
Department of Applied Chemistry, Faculty of Science, Science University of Tokyo, Japan.
Chem Pharm Bull (Tokyo). 2000 Nov;48(11):1838-40. doi: 10.1248/cpb.48.1838.
The crossed aldol reaction of enol esters, which are weak carbon nucleophiles, with aldehydes was effectively carried out under mild conditions by using a catalytic amount of several cationic species paired with tetrakis(pentafluorophenyl)borate.
烯醇酯作为弱碳亲核试剂与醛的交叉羟醛反应，在温和条件下通过使用催化量的几种与四（五氟苯基）硼酸根配对的阳离子物种得以有效进行。
