Multi-step reaction with 19 steps
1.1: LiN(SiMe3)2 / tetrahydrofuran; hexane / 1 h / -70 °C
1.2: 92 percent / tetrahydrofuran / 4 h / -70 - 20 °C
2.1: LiN(SiMe3)2 / tetrahydrofuran; hexane / 1 h / -70 °C
2.2: 100 percent / tetrahydrofuran; hexane / 2 h / -70 °C
3.1: H2O2; MCPBA / H2O; CHCl3 / 0.33 h / -50 - 0 °C
4.1: benzene / 8 h / Heating
5.1: 53 percent / OsO4 / pyridine / 1 h / -15 °C
6.1: 89 percent / 2,6-lutidine / CH2Cl2 / 1.5 h / 0 °C
7.1: 85 percent / NEt3; SOCl2 / CH2Cl2 / 0.5 h / -20 °C
8.1: 75 percent / OsO4 / pyridine / 0.5 h / -25 °C
9.1: 99 percent / p-TsOH / CHCl3 / 5 h / 20 °C
10.1: LiN(SiMe3)2 / tetrahydrofuran / 0.5 h / -35 °C
10.2: 70 percent / tetrahydrofuran / 1.5 h / -35 °C
11.1: 97 percent / NaOH; H2O / methanol / 3 h / 20 °C
12.1: 65 percent / H2O2; pyridine / CH2Cl2; H2O / 3 h / 20 °C
13.1: 93 percent / NaBH4; CeCl3*7H2O / methanol / 10 °C
14.1: 81 percent / NEt3; DMAP / CH2Cl2 / 2 h / 20 °C
15.1: 72 percent / TBAF / tetrahydrofuran / 2 h / 20 °C
16.1: 74 percent / diisopropylethylamine / CH2Cl2 / 4 h / 20 °C
17.1: 64 percent / HCl; H2O / tetrahydrofuran / 4 h / 20 °C
18.1: 75 percent / (COCl)2; DMSO; Et3N / CH2Cl2 / 0.5 h / -60 - 20 °C
19.1: 69 percent / HF; H2O / acetonitrile / 6.5 h / 20 °C
With
pyridine; 2,6-dimethylpyridine; hydrogenchloride; dmap; sodium hydroxide; sodium tetrahydroborate; osmium(VIII) oxide; thionyl chloride; cerium(III) chloride; oxalyl dichloride; hydrogen fluoride; tetrabutyl ammonium fluoride; water; dihydrogen peroxide; toluene-4-sulfonic acid; dimethyl sulfoxide; triethylamine; N-ethyl-N,N-diisopropylamine; 3-chloro-benzenecarboperoxoic acid; lithium hexamethyldisilazane;
In
tetrahydrofuran; pyridine; methanol; hexane; dichloromethane; chloroform; water; acetonitrile; benzene;
1.1: Metallation / 1.2: Acylation / 2.1: Metallation / 2.2: Phenylselenenylation / 3.1: Oxidation / 4.1: Cycloaddition / 5.1: Oxidation / 6.1: Etherification / 7.1: Dehydration / 8.1: Oxidation / 9.1: Cyclization / 10.1: Metallation / 10.2: Phenylselenenylation / 11.1: Hydrolysis / 12.1: Elimination / 13.1: Reduction / 14.1: Acetylation / 15.1: Desilylation / 16.1: Etherification / 17.1: Hydrolysis / 18.1: Oxidation / 19.1: Hydrolysis;
DOI:10.1039/a906412e