反应条件
1: 1.) phosphorus tribromide / 1.) CHCl3, 0 deg C, 1 h, 2.) CHCl3, reflux, 1 h 2: 1.) Mg, 3.) thionyl chloride / 1.) THF, 2.) THF, 1 h, 3.) 0 deg C, 1 h 3: 1.) butyl-lithium / 1.) THF, -78 deg C, 10 min, 2.) -78 deg C, 30 min, 20 deg C, 1 h 4: 70 percent / toluene-p-sulphonic acid / toluene / 1 h / Heating View Scheme
参考文献
Gilchrist, Thomas L.; Summersell, Richard J.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1988 , p. 2595 - 2602
