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Title: Synthesis of ANSA-metallocene catalysts

Abstract

A process of preparing in high yield ansa-metallocene complexes and rac-ansa-metallocene complexes by reacting an ansa-bis-cyclopentadiene compound with a metal amide complex.

Inventors:
 [1];  [2];  [1]
  1. Iowa City, IA
  2. Teddington, GB
Publication Date:
Research Org.:
University of Iowa
OSTI Identifier:
870319
Patent Number(s):
US 5495035
Assignee:
University of Iowa Research Foundation (Iowa City, IA)
DOE Contract Number:  
FG02-88ER13935
Resource Type:
Patent
Country of Publication:
United States
Language:
English
Subject:
synthesis; ansa-metallocene; catalysts; process; preparing; yield; complexes; rac-ansa-metallocene; reacting; ansa-bis-cyclopentadiene; compound; metal; amide; complex; metallocene catalyst; metal amide; metallocene complex; metallocene complexes; ansa-metallocene complexes; amide complex; /999/

Citation Formats

Jordan, Richard F, Rodewald, Stephan, and Diamond, Gary M. Synthesis of ANSA-metallocene catalysts. United States: N. p., 1996. Web.
Jordan, Richard F, Rodewald, Stephan, & Diamond, Gary M. Synthesis of ANSA-metallocene catalysts. United States.
Jordan, Richard F, Rodewald, Stephan, and Diamond, Gary M. 1996. "Synthesis of ANSA-metallocene catalysts". United States. https://www.osti.gov/servlets/purl/870319.
@article{osti_870319,
title = {Synthesis of ANSA-metallocene catalysts},
author = {Jordan, Richard F and Rodewald, Stephan and Diamond, Gary M},
abstractNote = {A process of preparing in high yield ansa-metallocene complexes and rac-ansa-metallocene complexes by reacting an ansa-bis-cyclopentadiene compound with a metal amide complex.},
doi = {},
url = {https://www.osti.gov/biblio/870319}, journal = {},
number = ,
volume = ,
place = {United States},
year = {Mon Jan 01 00:00:00 EST 1996},
month = {Mon Jan 01 00:00:00 EST 1996}
}

Works referenced in this record:

Bis-?-cyclopentadienyl-titan(IV)- und -zirkonium(IV)-amide
journal, October 1969


Stereoselectivity in the synthesis of tetramethylethano-bridged 3,3′-di-tert-butyltitanocene dichloride
journal, September 1991


Synthesis, structure, and properties of chiral titanium and zirconium complexes bearing biaryl strapped substituted cyclopentadienyl ligands
journal, November 1993


X-Ray structures of ethylenebis(tetrahydroindenyl)-titanium and -zirconium dichlorides: a revision
journal, March 1988


ansa-Metallocene derivatives
journal, June 1985


Synthesis and applications of chiral cyclopentadienylmetal complexes
journal, July 1992


Amido-derivatives of metals and metalloids. Part VI. Reactions of titanium(IV), zirconium(IV), and hafnium(IV) amides with protic compounds
journal, January 1968


Metallocene/polypropylene structural relationships: Implications on polymerization and stereochemical control mechanisms
journal, August 1991


The Influence of Aromatic Substituents on the Polymerization Behavior of Bridged Zirconocene Catalysts
journal, March 1994


ansa-Metallocene derivatives
journal, July 1989


Standardized polymerizations of ethylene and propene with bridged and unbridged metallocene derivatives: A comparison
journal, July 1992


Complexes cyclopentadienyles de l'uranium(IV)
journal, April 1981