Cette synthese est realisee a partir de l'acetal de cetene derive du propionate de N-methylephedrine
Cette synthese est realisee a partir de l'acetal de cetene 衍生杜丙酸酯 de N-甲基麻黄碱
Improved enantioselective synthesis of anti α-methyl-β-hydroxyesters through TiCl4-PPh3 mediated aldol condensation
作者:Camillo Palazzi、Lino Colombo、Cesare Gennari
DOI:10.1016/s0040-4039(00)84360-9
日期:1986.1
The complex between TiCl4 and PPh effectively catalyses the aldol addition of silyl ketene acetals to aldehydes dramatically improving the anti-syn ratios.