1: n-butyllithium; N-Boc-2-(tributylstannyl)piperidine With N,N,N',N,-tetramethylethylenediamine in diethyl ether
T=-78°C; 1 h; Inert atmosphere;
2: With C11H21N2O(1-)*Li(1+) in diethyl ether
T=-55°C; 4 h; Inert atmosphere;
3: phenyl isocyanate in diethyl ether
T=-78°C; Inert atmosphere; Overall yield = 71 percent;
参考文献
Beng, Timothy K.; Tyree, William S.; Parker, Trent; Su, Chicheung; Williard, Paul G.; Gawley, Robert E.
Journal of the American Chemical Society, 2012 , vol. 134, # 40 p. 16845 - 16855
Fournier
Bulletin de la Societe Chimique de France, 1909 , vol. <4>5, p. 921
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