反应条件
Na in toluene
to suspn. of (S)-(-)-binaphthol and Ti complex in toluene added piece of Na, stirred under N2 for 4 h at 80 °C and 1 h at room temp.; Na sepd., concd., chromd. (silica gel at -20 °C, binaphtholate deriv. eluted with petroleum ether/toluene (2/1), (R,R)-ethylene-bis(4,5,6,7-tetrahydro-1-indenyl)titanium dichloride eluted with CH2Cl2 satd. with HCl), concd.; elem. anal.;
参考文献
Wild, Ferdinand R.W.P.; Zsolnai, Laszlo; Huttner, Gottfried; Brintzinger, Hans H.
Journal of Organometallic Chemistry, 1982 , vol. 232, # 3 p. 233 - 248