4β-(1'-benzenesulphonyl-2'ξ-hydroxy-2'-methyl-1'-octyl)-5α-(t-butyldimethylsilyloxy)-2ξ-methoxy-3,3aβ,4,5,6,6aβ-hexahydro-2H-cyclopentafuran 在
sodium amalgam 作用下,
以
甲醇 为溶剂,
反应 14.0h,
以62%的产率得到4β-(2'-methyl-1'-octen-1'-yl)-5α-(t-butyldimethylsilyloxy)-2ξ-methoxy-3,3aβ,4,5,6,6aβ-hexahydro-2H-cyclopenta
furan