theNationalNaturalScienceFoundationofChina (No .2 992 5 10 1);theMajorStateBasicResearchDevelopmentProgram (No .G19990 64 80 0 )
Metallocene complex Cp tt 2ZrCl 2 (Cp tt =η 5 1,3 t Bu 2 C 5 H 3 ) (1) has been prepared from the reaction of LiCp tt with ZrCl 4 in good yield. Reactio...