Multi-step reaction with 14 steps
1.1: 1.83 g / sodium borohydride / methanol / 0.5 h / -20 °C
2.1: imidazole / dimethylformamide / 1 h / 0 °C
3.1: pyridine / 12 h / 20 °C
4.1: 534 mg / tetrabutylammonium fluoride / tetrahydrofuran / 2 h / 0 °C
5.1: pyridine / CH2Cl2 / 0.08 h / -20 °C
6.1: 614 mg / Et3N / CH2Cl2 / 1 h / 20 °C
7.1: 90 percent / NaOMe / methanol / 1 h / 20 °C
8.1: 99 percent / Dess-Martin periodinane / CH2Cl2 / 0.5 h / 20 °C
9.1: samarium diiodide; O2 / tetrahydrofuran / -40 °C
9.2: tetrahydrofuran / 0 °C
10.1: 55 mg / sodium borohydride; AcOH / CH2Cl2 / 0.5 h / -20 °C
11.1: 32 mg / mCPBA / CH2Cl2 / 0.5 h / 0 °C
12.1: Tf2O; pyridine / CH2Cl2 / 0.08 h / -20 °C
13.1: 21 mg / Et3N; DMAP / acetonitrile / 12 h / 20 °C
14.1: PhSeH; Et3N / 2 h / 60 °C
With
pyridine; 1H-imidazole; dmap; sodium tetrahydroborate; samarium diiodide; trifluoromethylsulfonic anhydride; tetrabutyl ammonium fluoride; oxygen; sodium methylate; Benzeneselenol; Dess-Martin periodane; acetic acid; triethylamine; 3-chloro-benzenecarboperoxoic acid;
In
tetrahydrofuran; methanol; dichloromethane; N,N-dimethyl-formamide; acetonitrile;
DOI:10.1081/NCN-120027831