A stereocontrolled synthesis of syn-25-disubstituted tetrahydrofuran and dihydrofuran
作者:Ho Kang Sung、Bae Lee Sung
DOI:10.1016/s0040-4039(00)60405-7
日期:1993.11
Iodoetherification of triethylsilyl ethers of trans-4-(3′-furanyl)-3-butenols has stereoselectively induced syn-2,5-disubstituted tetrahydrofurans 5s-10s, of which 5s has been readily converted into the corresponding dihydrofuran 21 and tetrahydrofuroate 22.