1: 38 percent / conc. H2SO4 / methanol; H2O / a) 1h, b) 2.5 h, reflux
2: 33percent aq. NaOH / 0.25 h / Heating
3: 2 h / 250 °C
View Scheme
参考文献
Begtrup, Mikael; Vedso, Per
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1992 , # 19 p. 2555 - 2564