Multi-step reaction with 5 steps
1: 81.8 percent / KOH / methanol; H2O / Ambient temperature
2: 78 percent / 1,1-bis(trifluoroacetoxy)iodobenzene, 0.1 N HCl / acetonitrile; H2O / Ambient temperature
3: 81 percent / NaOH / dioxane; H2O / 1.5 h / Ambient temperature
4: 1) DCC / 1) CH2Cl2, DMF, 2 h, 2) CH2Cl2, DMF, room temperature, 3 h
5: 1) 1,4-cyclohexadiene, 10percent Pd/C, 2) TFA / 1) MeOH, room temperature, 1 h, 2) room temperature, 1 h
With
hydrogenchloride; potassium hydroxide; sodium hydroxide; palladium on activated charcoal; cyclohexa-1,4-diene; dicyclohexyl-carbodiimide; trifluoroacetic acid; bis-[(trifluoroacetoxy)iodo]benzene;
In
1,4-dioxane; methanol; water; acetonitrile;
DOI:10.1016/S0040-4020(98)00282-8