过氧化苯甲酸叔丁酯 、
4,4-dimethyl-3,5-dioxatetracyclo[5.5.1.02,6.08,12]tridec-9-ene 在
tri<<2-(4R)-(4-phenyl-1,3-oxazolinyl)>methyl>amine 4 A molecular sieve 、 copper(II) bis(trifluoromethanesulfonate) 作用下,
以
丙酮 为溶剂,
反应 69.0h,
生成
[(1R,2R,6S,7S,8R,9S,12R)-4,4-dimethyl-3,5-dioxatetracyclo[5.5.1.02,6.08,12]tridec-10-en-9-yl] benzoate 、 [(1S,2S,6R,7R,8S,9R,12S)-4,4-dimethyl-3,5-dioxatetracyclo[5.5.1.02,6.08,12]tridec-10-en-9-yl] benzoate