反应条件
1: 71 percent / aq. HBr, NaNO2 / Ambient temperature
2: 58 percent / 1N aq. H2SO4, Zn / Ambient temperature
3: oxalyl chloride, DMF / CH2Cl2 / 1 h / 0 °C
4: 1.) BuLi / 1.) THF, hexane, -78 deg C, 30 min, 2.) THF, hexane, a) from -78 deg C to 0 deg C, b) 0 deg C, 2 h
View Scheme
参考文献
Kawamura, Shuhei; Unno, Yuka; Asai, Akira; Arisawa, Mitsuhiro; Shuto, Satoshi
Organic and Biomolecular Chemistry, 2013 , vol. 11, # 38 p. 6615 - 6622
