Multi-step reaction with 6 steps
2: 96 percent / ammonium molybdate, aq. H2O2 / ethanol / 17 h
3: 94 percent / aq. HCl / tetrahydrofuran / 8 h / Ambient temperature
4: 1.) LiCl, MsCl, 2,6-lutidine, 2.) NaHMDS / 1.) DMF, room temp., 2 h, 2.) THF, reflux, 2.5 h
5: 97 percent / p-TsNHNH2, NaOAc / tetrahydrofuran; H2O / 14.5 h / Heating
6: 1.) n-BuLi, 2,6-lutidine / 1.) THF, hexane, -78 deg C, 20 min, 2.) THF, hexane, room temp., 30 min
With
2,6-dimethylpyridine; hydrogenchloride; n-butyllithium; ammonium molybdate; dihydrogen peroxide; sodium acetate; sodium hexamethyldisilazane; methanesulfonyl chloride; toluene-4-sulfonic acid hydrazide; lithium chloride;
In
tetrahydrofuran; ethanol; water;
DOI:10.1021/jo9801770