1: With formic acid; benzenesulphinic acid sodium salt in methanol; water T=50°C; 120 h; 2: With potassium carbonate; sodium sulfate in toluene 15 h; Reflux;
potassium hydroxide; oxygen in tetrahydrofuran 1 h;
参考文献
Grigoryan, G. S.; Tovmasyan, V. S.; Malkhasyan, A. Ts.; Martirosyan, G. T.; Beletskaya, I. P.
Journal of Organic Chemistry USSR (English Translation), 1987 , p. 1043 - 1046
Zhurnal Organicheskoi Khimii, 1987 , vol. 23, # 6 p. 1154 - 1157