Synthesis of molybdenum and tungsten complexes

Details Synthesis of molybdenum and tungsten complexes Synthesis of molybdenum and tungsten complexes

1991-04-30

1992-08-25

Dees, Jose G.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heavy metal containing

C07F 1100

Patent

active

051420732

ABSTRACT:
Molybdenum and tungsten complexes useful as precursors for catalysts useful in the metathesis of olefins are disclosed. New compounds have the formula: M(R.sub.1).sub.2 (NR.sub.2).sub.2 (R.sub.3).sub.x.

REFERENCES:
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Ivin, K. J., Olefin Metathesis, Academic Press, London, 1983.
Grubbs, R. H. in Comprehensive Organometallic Chemistry, Wilkinson, G. et al., (Eds), vol. 8, Pergamon: New York (1982).
Murdzek, J. S. and R. R. Schrock, Organometallics 6: 1373 (1987).
Bazan et al., Polymer Commun. 30: 258 (1989).
Schrock, R. R. et al., in Advances in Metal Carbene Chemistry, Schubert, U. (Ed.), Kluwer Academic Publishers, Boston: 1989, p. 323.
Schrock, R. R. et al., Macromolecules 20: 1169 (1987).
Ginsburg, E. J. et al., J. Am. Chem. Soc. 111: 7621 (1989).
Swager, T. M. et al., J. Am. Chem. Soc. 111: 4413 (1989).
Edwards, D. S. et al., Organometallics 2: 1505 (1983).
Edwards, D. S., "Synthesis and Reactivity of Rhenium (VII) Neopentylidene and Neopentylidyne Complexes", MIT Doctoral Thesis (1983).
Horton, A. D. et al., Organometallics 6: 893 (1987).
Horton, A. D. and R. R. Schrock, Polyhedron 7: 1841 (1988).
Cai, S. et al., J. Am. Chem. Commun., 1489 (1988).

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