、
8R,14R-bis(tert-butyldimethylsilanyloxy)-5S,7R,13S,15S-tetramethylheptadeca-3Z,16-dien-6S-ol 在
sodium hexamethyldisilazane 作用下,
以
四氢呋喃 、
甲苯 为溶剂,
反应 0.5h,
以75%的产率得到7S,9S-bis(tert-butyldimethylsilanyloxy)-6S-methylundeca-2Z,4E,10-trienoic acid 3R,9R-bis(tert-butyldimethylsilanyloxy)-2R,8S,10S-trimethyl-1S-(1S-methylpent-2Z-enyl)-dodec-11-enyl ester