反应条件
1: p-toluenesulfonic acid, H3PO4 / ethanol / 6 h / 15 - 20 °C
2: 1.) 20 percent diisobutylaluminiumhydride in hexane, 2.) p-toluenesulfonic acid / 1.) Eter, -70 Grad C, 2.) Eter, EtOH, 25 Std.,
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参考文献
Pfander, Hanspeter; Hadorn, Martin; Lachenmeier, Andreas; Englert, Gerhard
Helvetica Chimica Acta, 1980 , vol. 63, # 3 p. 716 - 727
