3-Methoxy-2,4,6-cycloheptatrien-1-one 、
Acetic acid (Z)-3-phenylsulfanyl-2-trimethylsilanylmethyl-allyl ester 在
苯磺酰胺 、 palladium diacetate 、 2,4-bis<(4,6-dimethyl-1,3,2-dioxaphosphorinan-2-yl)oxy>pentane 作用下,
以
1,4-二氧六环 为溶剂,
以62%的产率得到2-Methoxy-8-methylene-7-phenylsulfanyl-bicyclo[4.3.1]deca-2,4-dien-10-one