Patent · US Expired

Synthesis of molybdenum and tungsten complexes

US5142073A · kind A · utility

16Cited by
0References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 30, 1991
Grant dateAug 25, 1992
Priority date
Expiry dateApr 30, 2011

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F11/005
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.