Double Enzyme-Catalyzed One-Pot Synthesis of Enantiocomplementary Vicinal Fluoro Alcohols
作者:Jiajie Fan、Yongzhen Peng、Weihua Xu、Anlin Wang、Jian Xu、Huilei Yu、Xianfu Lin、Qi Wu
DOI:10.1021/acs.orglett.0c01825
日期:2020.7.17
double-enzyme-catalyzed strategy for the synthesis of enantiocomplementary vicinal fluoro alcohols through a one-pot, three-step process including lipase-catalyzed hydrolysis, spontaneous decarboxylative fluorination, and subsequent ketoreductase-catalyzed reduction was developed. With this approach, β-ketonic esters were converted to the corresponding vicinal fluoro alcohols with high isolated yields
开发了一种双酶催化策略,可通过一锅三步法合成对映体互补的邻位氟代醇,包括脂肪酶催化的水解,自发的脱羧氟化和随后的酮还原酶催化的还原。通过这种方法,β-酮酸酯被转化为相应的邻位氟代醇,具有很高的分离收率(高达92%)和立体选择性(高达99%)。与传统方法相比,这种新的级联工艺解决了一些问题,例如对环境有害的反应条件和较低的立体选择性结果。