反应条件
1: 94 percent / thionyl chloride, pyridine / CH2Cl2 / 1.5 h / Heating
2: 1.) TFA, 2.) trimethyl orthoformate / 1.) 35 deg C, 10 min, 2.) 0-20 deg C, 2 h
View Scheme
参考文献
Clewlow, Paul J.; Jackson, Anthony H.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1990 , # 7 p. 1925 - 1936