in sulfolane
molar ratio ClC5F4N/CaCl2 = 1/7.5; heating in vacuum (5 Torr) until 100 ml solvent are distilled off; addition of ethyleneglycol and heating to 210 °C (15 min);;
参考文献
Imperial Chemical Industries Ltd.
Patent: GB1367383 , 1974 ;
C.A., 1975 , vol. 82, p. 31266
in sulfolane
molar ratio ClC5F4N/CaCl2 = 1/7.5; heating in vacuum (5 Torr) until 100 ml solvent are distilled off; addition of ethyleneglycol and heating to 210 °C (36 min);;
参考文献
Imperial Chemical Industries Ltd.
Patent: GB1367383 , 1974 ;
C.A., 1975 , vol. 82, p. 31266