in neat (no solvent)
refluxed (4 h); distd. (vac.);
参考文献
Viktorov, N. A.; Gar, T. K.; Mironov, V. F.
Journal of General Chemistry USSR (English Translation), 1985 , vol. 55, p. 1079 - 1080
Zhurnal Obshchei Khimii, 1985 , vol. 55, p. 1208 - 1209
in gas
vaporization of Ge (alumina-coated tungsten crucible, 1200-1300°C, 5E-3 Torr), introduction into reaction flask (cooled with liq. N2 during Ge vaporization) together with vapor of org. halide, warming to room temp., standing for 1.5 h; GC-MS, GLC;
copper
under dried abs. N2; fine powdered Ge and Cu-Powder divided among glass wool in a quartz tube; addn. of CH2Br2 (1 drop/s) during heating in a oven until 310°C; reaction finished after 4 h; summarizing in cooling trap at -78°C; removing of excess CH2Br2 at 25°C and 1 atm; fractioned distn. under vac.; crystn. of (CH2GeBr2)2; elem. anal.; NMR; IR; mass spectroscopy;
参考文献
Schmidbaur, Hubert; Rott, Johann
Zeitschrift fuer Naturforschung, B: Chemical Sciences, 1989 , vol. 44, # 3 p. 285 - 287
in neat (no solvent)
boiled (5 h, 115-120°C); vac. distd., GLC, (1)H-NMR;
参考文献
Viktorov, N. A.; Gar, T. K.; Mironov, V. F.
Journal of General Chemistry USSR (English Translation), 1985 , vol. 55, p. 937 - 942
Zhurnal Obshchei Khimii, 1985 , vol. 55, p. 1051 - 1057
