The esterfication of 8 with cinnamyl chloride in DMAP,Et 3N gave the esters 9.Acid hydrolysis of the acetone protecting group of 9 in 75% aq. HOAc gave compounds 8-O- cinnamyl-dihydrogoniotriol.

• 然后化合物 8与肉桂酰氯反应得化合物 9,在经 75%25的醋酸水溶液水解得 8-O -肉桂酰基 -dihydrogoniotriol。