Multi-step reaction with 10 steps
1: 96 percent / (+/-)-camphor-10-sulfonic acid / dimethylformamide / 3 h / 80 °C / 52.5 Torr
2: 89 percent / pyridinium chlorochromate, molecular sieves (4 Angstroem) / CH2Cl2 / 2 h / Ambient temperature
3: 2. LiAlH4 / 1. 95percent aq. EtOH, room temperature 2. THF, room temperature, 15 min
4: 1. KH / 1. THF, 1 h, room temperature 2. 90 min
5: 84 percent / (+/-)-camphor-10-sulfonic acid / methanol; CHCl3 / 75 h / Ambient temperature
7: 34 percent / 2,4,6-trimethylpyridine / acetonitrile / 24 h / Ambient temperature
8: 100 percent / NaOCH3 / methanol / 18 h / Ambient temperature
9: 100 percent / sodium periodate, NaHCO3 / methanol; CH2Cl2; H2O / 2 h / Ambient temperature
10: 76 percent / toluene; various solvent(s) / 18 h / 140 °C
With
2,4,6-trimethyl-pyridine; sodium periodate; lithium aluminium tetrahydride; 4 A molecular sieve; camphor-10-sulfonic acid; sodium methylate; potassium hydride; sodium hydrogencarbonate; pyridinium chlorochromate;
In
methanol; dichloromethane; chloroform; water; N,N-dimethyl-formamide; toluene; acetonitrile;
DOI:10.1016/0008-6215(90)84084-8