Multi-step reaction with 12 steps
1: 90 percent / lithium 2-ethylhexanoate / 1,2-dimethoxy-ethane / 16 h / Heating
2: 98 percent / Ag2O, CaSO4 / 96 h / Ambient temperature
3: acid / methanol
4: pyridinium dichromate / dimethylformamide
6: alane
7: methanol / acid
8: 40 percent / hydrogen
9: 91 percent / 4-(dimethylamino)pyridine / pyridine; CH2Cl2 / 24 h / Ambient temperature
10: 93 percent / hydrogen / 20 percent Pd(OH)2/C / acetic acid / 24 h / 760 Torr
11: 69 percent / N,N-diisopropylethylamine, NaI / dimethylsulfoxide / 72 h / Ambient temperature
12: 1.) Hg(OAc)2, 2.) H2S, 3.) Zn / 1.) aq. acetic acid, 85-90 deg C, 1.25 h, 2.) aq. acetic acid, 85-90 deg C to rt, 1 h, 3.) aq. HClO4, THF, acetone, reflux, 15 min
With
methanol; dmap; calcium sulfate; dipyridinium dichromate; hydrogen sulfide; mercury(II) diacetate; hydrogen; aluminium hydride; lithium 2-ethylhexanoate; N-ethyl-N,N-diisopropylamine; sodium iodide; silver(l) oxide; zinc;
palladium dihydroxide;
In
pyridine; methanol; 1,2-dimethoxyethane; dichloromethane; acetic acid; dimethyl sulfoxide; N,N-dimethyl-formamide;
DOI:10.1021/ja00254a036