反应条件
1: (+)-(1R,2R,4R,5R)-N,N'-bis-(3,5-di-tert-butylsalicylidene)-2,5-diaminobicyclo[2.2.2]octanechromium(III) chloride / diphenylether; tert-butyl methyl ether / 24 h / -22 °C / Molecular sieve
2: trifluorormethanesulfonic acid / 0.5 h
View Scheme
参考文献
White, James D.; Shaw, Subrata
Organic Letters, 2011 , vol. 13, # 9 p. 2488 - 2491