四氢呋喃 、
5,5,9-trimethyl-9-trimethylsilanyloxy-dec-7-ynal 、 (Z)-(5S)-[2-[5-(t-butyldimethyl-silanyloxy)-2-methylene-cyclohexylidene]-ethyl]-diphenyl-phosphine oxide 在
正丁基锂 、 NaH 作用下,
以
mineral oil 为溶剂,
生成 (10E,12Z)-(S)-12-(5-hydroxy-2-methylene-cyclohexylidene)-6,6-dimethyl-2-methyl-dodec-10-en-3-yn-2-ol