Multi-step reaction with 7 steps
1: 1) H2, 2) LiAlH4, 3) K2CO3 / 1) Pd(OH)2 / 1) EtOH, 2) THF, reflux, 3) CHCl3, H2O
2: 1) Swern reagent, 2) NaH / 2) THF
3: 94 percent / NH4OAc / 10percent Cd-Pb / tetrahydrofuran / 48 h / Ambient temperature
4: 1) 10 percent HCl, 2) imidazole / 1) EtOH, reflux, 2) DMF, 80 deg C
5: 93 percent / Huenig base / CHCl3 / Heating
6: 95 percent / HF, pyridine / tetrahydrofuran
7: 89 percent / I2, Ph3P, imidazole / benzene
With
pyridine; 1H-imidazole; hydrogenchloride; lithium aluminium tetrahydride; swern reagent; hydrogen fluoride; ammonium acetate; hydrogen; iodine; sodium hydride; potassium carbonate; N-ethyl-N,N-diisopropylamine; triphenylphosphine;
palladium dihydroxide; 10% Cd/Pd;
In
tetrahydrofuran; chloroform; benzene;
DOI:10.1021/jo9608174