in toluene PhCO2Ph added to CoH(N2)(PPh3)3 in toluene in vac., reacted for 1 day at room temp.; liquid phase analysed by GLC; hexane added, ppt. filtered, washed with hexane, dried in vac., recrystd. from C6H6-hexane;
参考文献
Journal of the American Chemical Society, , vol. 108, # 3 p. 385 - 391