Multi-step reaction with 24 steps
1: pyridine
2: 80 percent MCPBA / CH2Cl2; various solvent(s) / 4 h / Ambient temperature
3: 1 percent aq. H2SO4 / tetrahydrofuran / 24 h / Ambient temperature
4: NaIO4 / H2O; tetrahydrofuran / 0 deg C, 1 h, RT, 6 h
5: 72 percent / NaBH4, CeCl3*7H2O / ethanol; H2O / 0.17 h / -15 °C
6: 96 percent / tris(triphenylphosphine)chlororhodium / CH2Cl2 / 9 h / Ambient temperature
7: BF3-etherate / CH2Cl2 / 3 h / Ambient temperature
8: Raney-Ni / ethanol / 5 h / Heating
9: 57 percent / CrO3 in H2SO4 / acetone / 1 h / 0 - 10 °C
11: 83 percent / p-toluenesulfonic acid / benzene / 3 h / Heating
12: 83 percent / Na, MeOH / toluene / 6 h / Heating
13: 89 percent / LiAlH4 / diethyl ether / 3 h / 0 - 5 °C
14: 40 percent / CrO3 / pyridine; CH2Cl2 / 0.5 h / 0 - 5 °C
15: 1.) 15 percent BuLi / 2.) ether, 5 deg C to 10 deg C, 1 h
16: 97 percent / H2 / Pt / methanol / 20 h / -20 °C
17: 96 percent / 10 percent HCl / methanol / 1 h / Ambient temperature
18: 89 percent / (CF3CO)2O, 60 percent H2O2, Na2HPO4 / CH2Cl2 / 5 h / Ambient temperature
19: 93 percent / K2CO3 / methanol / 3 h / Ambient temperature
20: 70 percent / PDC / CH2Cl2 / 4 h / Ambient temperature
21: 1.) 60 percent NaH, DMSO / 2.) DMSO, RT, 2 h
22: 90 percent
23: 78 percent / H2 / Pt / methanol / 20 h / -20 °C
24: 77 percent / 5 percent aq. NaOH / ethanol / 4 h / 50 °C
With
pyridine; chromium(VI) oxide; hydrogenchloride; methanol; sodium hydroxide; sodium tetrahydroborate; sodium periodate; disodium hydrogenphosphate; lithium aluminium tetrahydride; dipyridinium dichromate; Jones’ reagent; n-butyllithium; cerium(III) chloride; sulfuric acid; boron trifluoride diethyl etherate; hydrogen; dihydrogen peroxide; sodium; nickel; sodium hydride; potassium carbonate; toluene-4-sulfonic acid; dimethyl sulfoxide; 3-chloro-benzenecarboperoxoic acid; trifluoroacetic anhydride;
Wilkinson's catalyst; platinum;
In
tetrahydrofuran; pyridine; methanol; diethyl ether; ethanol; dichloromethane; water; acetone; toluene; benzene;
DOI:10.1248/cpb.34.550