Multi-step reaction with 8 steps
1: 85 percent / silver acetate, molecular sieves 4 A
2: 2) HgO, HgCl2 / 2)2>PF6 / 1.) THF, r.t. 10 min., 2.) H2O, acetone, 5 min.
3: NH3/CH3OH / 2 h / Ambient temperature
4: 4-toluenesulfonic acid / dimethylformamide / 0.33 h
5: 87 percent / molecular sieves 3 A, Me3Si-triflate / CH2Cl2 / 0.17 h / Ambient temperature
6: 99 percent / methanol. NH3 / 24 h / Ambient temperature
7: 1.) NaH / 1.) DMF, r.t., 10 min., 2.) 30 min.
8: 89 percent / 80percent acetic acid / dioxane / 24 h
With
methanol; trimethylsilyl trifluoromethanesulfonate; 3 A molecular sieve; 4 A molecular sieve; ammonia; silver(I) acetate; sodium hydride; toluene-4-sulfonic acid; acetic acid; mercury dichloride; mercury(II) oxide;
(1,5-cyclooctadiene)bis(methyldiphenylphosphine) iridium hexafluorophosphate;
In
1,4-dioxane; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/0008-6215(92)85006-L