反应条件
1: 50 percent / Heating 2: 75 percent / K2CO3 / methanol / 2.5 h 3: 81 percent / DMSO, N,N'-dicyclohexylcarbodiimide, H3PO4 / 1.5 h / Ambient temperature View Scheme
参考文献
Ashimori; Ono; Uchida; Ohtaki; Fukaya; Watanabe; Yokoyama
Chemical and Pharmaceutical Bulletin, 1990 , vol. 38, # 9 p. 2446 - 2458
