3-乙酰基苯硼酸 、
Trifluoro-methanesulfonic acid 5-benzyl-5-methyl-4-trifluoromethanesulfonyloxy-cyclopenta-1,3-dienyl ester 在
(S)-(2′-methoxy-[1,1′-binaphthalen]-2-yl)diphenylphosphane 、 palladium diacetate 、 cesium fluoride 作用下,
以
1,4-二氧六环 为溶剂,
生成
[(5S)-4-(3-acetylphenyl)-5-benzyl-5-methylcyclopenta-1,3-dien-1-yl] trifluoromethanesulfonate 、 Trifluoro-methanesulfonic acid (R)-4-(3-acetyl-phenyl)-5-benzyl-5-methyl-cyclopenta-1,3-dienyl ester