Patent · US Expired

Novel tetranuclear manganese complexes

US5025101A · kind A · utility

4Cited by
4References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 21, 1990
Grant dateJun 18, 1991
Priority date
Expiry dateJun 21, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F13/005
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Briefly stated, the present invention comprises a composition of matter having the formula: EQU M.sub.2 [Mn.sub.4 (O) (OH) (O.sub.2 CR).sub.2 L.sub.2 ] wherein M is an alkali earth metal selected from magnesium, calcium, strontium, barium or mixtures thereof, R is hydrogen or a hydrocarbyl group, and L is a ligand having the formula: ##STR1## The present invention also encompasses methods for preparing these novel compounds.

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