Enantioselective organocatalytic asymmetric allylic alkylation. Bis(phenylsulfonyl)methane addition to MBH carbonates
作者:Xavier Companyó、Guillem Valero、Victor Ceban、Teresa Calvet、Mercé Font-Bardía、Albert Moyano、Ramon Rios
DOI:10.1039/c1ob06308a
日期:——
The highly enantioselective asymmetric allylic alkylation of Morita–Baylis–Hillman carbonates with bis(phenylsulfonyl)methane is presented. The reaction is simply catalyzed by cinchona alkaloid derivatives affording the final alkylated products in good yields and enantioselectivities.
Morita–Baylis–Hillman碳酸盐的高度对映选择性不对称烯丙基烷基化与 双(苯磺酰基)甲烷被表达。该反应简单地由金鸡纳生物碱衍生物催化,以高收率和对映选择性提供最终的烷基化产物。