(+/--(2E,4E)-2,7-Dimethylocta-2,4-dienedioic acid (1) was synthesized efficiently from furan, employing a rhodium-carbenoid-induced furan-ring-unravelling reaction followed by an unusual NaBH4/CeCl3.7H(2)O reduction, Wittig-Horner olefination, and diester hydrolysis.
(+/--(2E,4E)-2,7-二甲基辛-2,4-二烯-1,8-二
羧酸(1)通过以下方法高效合成:首先采用
铑-卡宾诱导的糠环打开反应,随后依次进行非常规的NaBH4/
CeCl3·7H2O还原、Wittig-Horner烯化反应以及二酯
水解。