反应条件
in neat (no solvent) N2 stream; heating (330-340°C, 1 h); cooling, washing (water, aq. ethanol), repptn. (from DMF with water), washing (aq. ethanol), drying (60-80°C, 1.3 hPa), chromy. (Al2O3, pyridine/ether);
参考文献
Kopranenkov, V. N.; Makarova, E. A.; Luk'yanets, E. A.
Journal of General Chemistry USSR (English Translation), 1981 , vol. 51, p. 2353 - 2356
Zhurnal Obshchei Khimii, 1981 , vol. 51, p. 2727 - 2730
