反应条件
1: 1) NaOC2H5 / 1) ethanol, 2) DMF, 1 h, 10 deg C
2: 1) 1 N NaOH / 1) methanol, 3 h, room temperature, 2) 15 min, 130 deg C
3: 87 percent / 40percent HBr/glacial acetic acid / acetic acid / 12 h / Heating
View Scheme
参考文献
Krohn, Karsten; Behnke, Bert
Liebigs Annalen der Chemie, 1983 , # 10 p. 1818 - 1838
