Patent · US Expired

Iridium carbonyl complexes

US3948962A · kind A · utility

1Cited by
1References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 19, 1974
Grant dateApr 6, 1976
Priority date
Expiry dateAug 19, 1994

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2531/827
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The invention concerns novel compositions of matter having the formula EQU IrX(CO).sub.2 (R.sub.3 M) where X = Cl, Br, I, M is P, As, Sb, Bi and R is a C.sub.1 to C.sub.20 alkyl, alkoxy, aryl or aryloxy radical. There is also described herein a process for the preparation of these novel compounds. The compounds find use as hydrocarboxylation catalysts, especially in the absence of added halide promoters.

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