Multi-step reaction with 12 steps
1: 1.) aluminum chloride / 1.) 1,2-dichloroethane, 20 min, 2.) 1,2-dichloroethane, 50 deg C, 1 h
2: dimethylformamide / 2 h / 60 °C
3: NaBH4 / ethanol / 1.) RT, 4.5 h, 2.) 50 deg C, 1 h
4: 94.5 percent / pyridine / Ambient temperature
5: 85.9 percent / 90percent nitric acid / acetic acid / 6 h / Ambient temperature
6: 93 percent / acetic acid, zinc dust / ethanol / 0.5 h / Ambient temperature
7: 1.) a) hydrochloric acid, sodium nitrite, b) aq. HBF4, 2.) potassium cyanide / 1.) -5 deg C, 20 min, 2.) DMSO, 20 deg C, 1.5 h
8: 5N aq. sodium hydroxide / ethanol / 1.5 h / 20 °C
9: 35percent hydrogen peroxide / dimethylsulfoxide / 0.25 h / 15 °C
10: 91 percent / manganese(IV) oxide / tetrahydrofuran / 9 h / Ambient temperature
11: Pd/C / methanol / 760 Torr / Ambient temperature
12: 2.) NaBH3CN / 1.) methanol, benzene, reflux, 6 h, 2.) methanol, benzene, RT, 24 h
With
pyridine; hydrogenchloride; potassium cyanide; manganese(IV) oxide; sodium hydroxide; sodium tetrahydroborate; tetrafluoroboric acid; aluminium trichloride; dihydrogen peroxide; nitric acid; sodium cyanoborohydride; acetic acid; zinc; sodium nitrite;
palladium on activated charcoal;
In
tetrahydrofuran; methanol; ethanol; acetic acid; dimethyl sulfoxide; N,N-dimethyl-formamide;
DOI:10.1021/jm00156a019