反应条件
1: H2S, KOH / CH2Cl2
2: Br2 / ethanol / 2 h / 10 °C
3: (i) aq. NaNO2, H2SO4, H3PO4, (ii) aq. H3PO2, Cu2O
4: 4-methyl-pyridine / 15 h / Heating
5: (i) nBuLi, THF, Et2O, (ii) /BRN= 969135/
View Scheme
参考文献
Naito,T. et al.
Chemical and Pharmaceutical Bulletin, 1968 , vol. 16, # 1 p. 148 - 159