1-庚基锂 、
rac-3-methoxy-2-oxabicyclo<3.3.0>octane-6-endo-carbaldehyde 在
chlorotitanium tris(isopropoxide) 作用下,
生成
(1SR)-1-<(1RS,3RS,5RS,6SR)-3-Methoxy-2-oxabiycyclo<3.3.0>oct-6-yl>-2-octynol 、 (1SR)-1-<(1RS,3SR,5SR,6SR)-3-Methoxy-2-oxabiycyclo<3.3.0>oct-6-yl>-2-octynol 、 rac-1R*,3R*,5S*,6S*,1'R*-exo-methoxy-6-endo-(1'-hydroxy-2'-octynyl)-2-oxabicyclo<3.3.0>octane 、 rac-1R*,3S*,5S*,6S*,1'R*-exo-methoxy-6-endo-(1'-hydroxy-2'-octynyl)-2-oxabicyclo<3.3.0>octane