Axial chiral metallocenes by two-fold ring-closing metathesis

作者:Buchowicz W*; Furmanczyk A; Zachara J; Majchrzak M
来源:Dalton Transactions, 2012, 41(31): 9269-9271.
DOI:10.1039/c2dt31291c

摘要

Novel doubly bridged metallocenes have been prepared by remarkably selective two-fold alkene ring-closing metathesis. The solid state structures of 3 and 5 reveal 1,2%26apos;,3,4%26apos;-connectivity and screw-shaped geometry of the molecules.

  • 出版日期2012