Multi-step reaction with 14 steps
1: 92 percent / H2SO4 / 4 h
2: 89 percent / KOH / methanol / 72 h / Heating
3: 78 percent / Pb(OAc)4; Cu(OAc)2*H2O; pyridine / benzene / 2 h / Heating
4: LiAlH4 / diethyl ether / 1 h / 0 °C
5: PySO3; Et3N / dimethylsulfoxide
6: 19 g / CHCl3 / 30 h / Heating
7: DIBAH / tetrahydrofuran / 1 h / 0 °C
8: 10.4 g / MnO2 / CH2Cl2 / 24 h / Heating
9: 75 percent / CHCl3 / 36 Torr / Heating
10: Et3N / tetrahydrofuran / 20 h / 2 °C
11: LiAlH4 / tetrahydrofuran / 2 h / 0 °C
12: 900 mg / H2 / Pd/C / ethyl acetate / 36 h
13: NaH / tetrahydrofuran / 2 h
14: 220 mg / Li; NH3 / diethyl ether / 0.33 h / -78 °C
With
pyridine; lead(IV) acetate; manganese(IV) oxide; potassium hydroxide; lithium aluminium tetrahydride; copper diacetate; sulfuric acid; ammonia; hydrogen; sulfur trioxide pyridine complex; lithium; sodium hydride; diisobutylaluminium hydride; triethylamine;
palladium on activated charcoal;
In
tetrahydrofuran; methanol; diethyl ether; dichloromethane; chloroform; dimethyl sulfoxide; ethyl acetate; benzene;
1: Esterification / 2: Hydrolysis / 3: Elimination / 4: Reduction / 5: Oxidation / 6: Wittig reaction / 7: Reduction / 8: Oxidation / 9: Wittig reaction / 10: Cyclization / 11: Reduction / 12: Reduction / 13: Condensation / 14: Reduction;
DOI:10.1021/jo9909148