1.1: n-butyllithium / tetrahydrofuran; hexane / 0.5 h / -50 °C 1.2: 2 h / -50 - -10 °C 2.1: N,N-dimethyl-formamide / 3 h / 90 °C 3.1: potassium carbonate / methanol / 2.5 h / 20 °C 4.1: 2,2,6,6-tetramethyl-piperidine-N-oxyl; potassium bromide / acetone / 0.17 h / 20 °C 4.2: 1 h / 20 °C View Scheme
参考文献
Rayment, Elizabeth J.; Summerhill, Nick; Anderson, Edward A.
Journal of Organic Chemistry, 2012 , vol. 77, # 16 p. 7052 - 7060
1: With potassium phosphate; N,N'-bis(2,5-dimethylpyrrol-1-yl)oxalamide; N-hexadecyl-N,N,N-trimethylammonium bromide; copper(I) bromide in water T=110°C; 0.166667 h; Sealed tube; 2: With hydrazine hydrate in water T=110°C; 7 h; Sealed tube; Reagent/catalystTemperature;
