1: With isopropylmagnesium chloride in tetrahydrofuran T=-30°C; 0.5 h; 2: With sulfur dioxide in tetrahydrofuran T=-40°C; 0.5 h; 3: With sulfuryl dichloride in tetrahydrofuran T=-40 - 20°C;
参考文献
Journal of Organic Chemistry, , vol. 68, # 21 p. 8274 - 8276