trifluoro-methanesulfonic acid 4-{1-[4-((R)-2,2-dimethyl-[1,3]dioxolan-4-ylmethoxy)-3-methyl-phenyl]-1-ethyl-propyl}-2-methyl-phenyl ester 、
烯丙基三丁基锡 在
bis-triphenylphosphine-palladium(II) chloride
三苯基膦 、
lithium chloride 作用下,
以
DMF (N,N-dimethyl-formamide) 为溶剂,
反应 6.17h,
以90%的产率得到(R)-4-{4-[1-(4-allyl-3-methyl-phenyl)-1-ethyl-propyl]-2-methyl-phenoxymethyl}-2,2-dimethyl-[1,3]dioxolane