反应条件
2,2,6,6-tetramethylpiperidine in further solvent(s) byproducts: H2; N2 or Ar; 1,2-dichlorobenzene soln. of nBuSnOTf (0.39 mmol) and 2,2,6,6-tetramethylpiperidine (0.4 mmol) added to soln. of B compd. (0.42 mmol), mixt. stirred at 20°c for 2 h; NMR;
