1: 61 percent / methanesulfonic acid / 1 h / 110 °C
2: 37 percent / boron trifluoride-dimethyl sulfide / CH2Cl2 / 48 h / Ambient temperature
View Scheme
参考文献
Kym, Philip R.; Hummert, Kim L.; Nilsson, Anna G.; Lubin, Martin; Katzenellenbogen, John A.
Journal of Medicinal Chemistry, 1996 , vol. 39, # 25 p. 4897 - 4904
