Multi-step reaction with 7 steps
1: benzene / 0.5 h / Heating
2: hydrogen / 10 percent Pd/charcoal / methanol / 5 h / Ambient temperature
3: 100 percent / 1-hydroxybenzotriazole, N,N'-dicyclohexylcarbodiimide / tetrahydrofuran; CHCl3 / 1.) 0 deg C, 1 h, 2.) r.t., overnight
4: 49.5 percent / 1 M NaOH / ethanol; H2O / 1.) 0 deg C, 1 h, 2.) r.t., 5 h
5: 31 percent / triethylamine, 1-hydroxybenzotriazole, N,N'-dicyclohexylcarbodiimide / tetrahydrofuran; CHCl3 / 1.) 0 deg C, 1 h, 2.) r.t., overnight
6: 63.7 percent / boron tris(trifluoroacetate) / trifluoroacetic acid / 0.67 h / 0 °C
7: 63.7 percent / hydrogen / 10 percent Pd/charcoal / methanol / 5 h / Ambient temperature
With
sodium hydroxide; tris(trifluoro acetyloxy)borane; hydrogen; benzotriazol-1-ol; triethylamine; dicyclohexyl-carbodiimide;
palladium on activated charcoal;
In
tetrahydrofuran; methanol; ethanol; chloroform; water; trifluoroacetic acid; benzene;
DOI:10.1021/jm00127a017