Multi-step reaction with 14 steps
1.1: 89 percent / imidazole / dimethylformamide
2.1: (DHQD)2AQN; methanesulfonamide; K2CO3 / K3Fe(CN)6; K2OsO4*2H2O / 2-methyl-propan-2-ol; H2O / 26 h / 0 °C
3.1: p-toluenesulfonic acid / 0.5 h
4.1: tetrabutylammonium fluoride / tetrahydrofuran / 19 h / 20 °C
5.1: triethylamine / CH2Cl2 / 0.17 h / -5 °C
6.1: 5.07 g / NaI; NaHCO3 / acetone / 18 h / 20 °C
7.1: dimethylsulfoxide / 18 h / 20 °C
8.1: n-Bu3SnH; 2,2'-azobisisobutyronitrile / 3 h / 120 °C
8.2: iodine / tetrahydrofuran / 1 h / 0 °C
9.1: hydrochloric acid / methanol / 2 h / 20 °C
10.1: pyridine / 15 h / 20 °C
11.1: NaH / tetrahydrofuran / 19 h / 20 °C
12.1: LiI; AcOH / tetrahydrofuran; H2O / 1 h / 0 °C
13.1: imidazole / dimethylformamide / 15 h
14.1: lithium diisopropylamide / tetrahydrofuran; hexane / 0.33 h
14.2: hexamethylphosphoric triamide / tetrahydrofuran; hexane / 1 h / 0 °C
With
pyridine; 1H-imidazole; hydrogenchloride; hydroquinidine anthraquinone-1,4-diyl diether; 2,2'-azobis(isobutyronitrile); methanesulfonamide; tetrabutyl ammonium fluoride; tri-n-butyl-tin hydride; sodium hydride; sodium hydrogencarbonate; potassium carbonate; toluene-4-sulfonic acid; acetic acid; triethylamine; sodium iodide; lithium iodide; lithium diisopropyl amide;
potassium osmate(VI); potassium hexacyanoferrate(III);
In
tetrahydrofuran; methanol; hexane; dichloromethane; water; dimethyl sulfoxide; N,N-dimethyl-formamide; acetone; tert-butyl alcohol;
2.1: Sharpless asymmetric dihydroxylation;
DOI:10.1016/j.bmc.2005.12.015