反应条件
1: 1.) NaOMe, MeOH. 2.) (COCl)2, Py-C6H6.
2: diethyl ether / 2 h / -5 - 0 °C
3: acetic acid; H2SO4; H2O / 1.) 16 h, 10-15 deg C. 2.) 7 h reflux.
View Scheme
参考文献
Dasgupta, Ratna; Kanjilal, Pranab R.; Patra, Swapan K.; Sarkar, Manish; Ghatak, Usha Ranjan
Tetrahedron, 1985 , vol. 41, # 23 p. 5619 - 5626
