反应条件
in tetrahydrofuran a suspn. of Rh complex and 9,9-dichlorofluorene in THF in 1:1 mole ratiowas heated at 55°C for 3.5 h under N2; solvent was removed, residue extd. with light petroleum, bisfluorenylidene was isolated from the ext., extraction residue was RhCl(CO)(PPh3)2;
参考文献
Journal of Organometallic Chemistry, , vol. 224, # 2 p. 197 - 205