反应条件
1: 1.2 g / CrO3/pyridine / CH2Cl2 / 0.25 h / 20 °C 2: 1.) Mg,I2 / 1 h, reflux 3: 0.675 g / pyridine / 0 °C 4: 1.) sodium iodide, zinc; 2.) dilute acid / 1.) reflux, glyme 5: 1.) HBr; 2.) NaOH / 1.) 15 h, rt., AcOH; 2.) water, reflux, 6 h 6: 1.) acetic acide / 1.) 8 h, reflux 7: 0.01 g / ethyl orthoformate, benzoic acid / 70 - 170 °C View Scheme
参考文献
Subramanian, G. B. V.; Mehrotra, Alka; Mehrota, Kalpana
Tetrahedron, 1986 , vol. 42, # 14 p. 3967 - 3972
