General conjugate-addition method for the synthesis of enantiomerically pure lignans. Total synthesis of (-)- and (+)-burseran, (-)-dehydroxycubebin, (-)-trichostin, (-)-cubebin, (-)-5''-methoxyhinokinin, and (-)-hinokinin
Convenient Synthesis of Ketal Derivatives from Cubebin Using Amberlite as Heterogeneous Catalyst
作者:Rosangela da Silva de Laurentiz、Alexandre Borges、Marcio Luis Andrade e Silva、Paulo Marcos Donate
DOI:10.1007/s10600-015-1197-8
日期:2015.1
Eleven ketal derivatives were prepared from the natural product cubebin using Amberlite IR-120AR as heterogeneous catalyst and ROH as the source of the alkyl group.