The use of homochiral 2-methylene-4,5-diaryl-1,3-dioxolanes as recyclable acetic ester enolate equivalents: Asymmetric synthesis of terpenoids
作者:Roy Hayes、Ke-Dong Li、Peter Leeming、Timothy W. Wallace
DOI:10.1016/s0040-4039(97)00887-3
日期:1997.6
The alpha-cyclocitral derivatives 5 and 10 are accessible in homochiral form via an auxiliary-based sequence using the heterodiene cycloaddition of a 2-methylene-4,5-diaryl-1,3-dioxolane 1 to 2-formyl-4,4-dimethyl-2-cyclohexen-1-one 2 as the key step. (C) 1997 Elsevier Science Ltd.