反应条件
1: (i) Mg(OEt)2, EtOH, Et2O, (ii) /BRN= 511839/
2: aq. NH4Cl, aq. NH3
3: (i) NaOMe, Et2O, (ii) /BRN= 506456/, Et2O, (iii) aq. H2SO4
4: polyphosphoric acid / 145 °C
5: NaOMe / benzene
6: (i) Et3N, benzene, (ii) KOH, MeOH
7: p-cymene / Pd-C / Heating
8: K2CO3 / acetone / Heating
View Scheme
参考文献
Hardegger,E. et al.
Helvetica Chimica Acta, 1963 , vol. 46, p. 2543 - 2551