(R)-(+)-2,2-二甲基-1,3-二氧戊环-4-甲醛 、
(3R,4'R,5'R)-ethyl 3-[4',5'-bis(methoxydiphenylmethyl)-1',3',2'-dioxaborolan-2'-yl]pent-4-enoate 以
二氯甲烷 为溶剂,
反应 22.0h,
生成
(6R,4'R,3Z)-ethyl 6-(2',2'-dimethyl-1',3'-dioxolan-4'-yl)-6-hydroxyhex-3-enoate 、 (6S,4'R,3Z)-ethyl 6-(2',2'-dimethyl-1',3'-dioxolan-4'-yl)-6-hydroxyhex-3-enoate