in tetrahydrofuran byproducts: TlCl; addn. of Ti complex soln. (recrystn. from CH2Cl2; drying in vac.) to TlCp suspension, -78°C; heating to room temp. within 12h; refluxing, 2h; filtration from TlCl; evapn. to dryness; hot extn. (benzene, 8h); evapn.; recrystn. (CH2Cl2); elem. anal.;

in tetrahydrofuran (CH3C5H4)TiCl2(THF) prepd. in THF by the method of Lucas,C.R. and Green,M.L.H, Inorg. Synth. 16(1976)237; ((CH3)3Si)2S added to the soln.; stirring for 18 h under nitrogen; solvent removed in vac., residue extd. with hot hexane; filtrate concd. to a small volume and cooled to -25° overnight; elem. anal.;