US 4,789,753 A · Phosphite ligands

Abstract

Transition metal-diorganophosphite complex catalyzed carbonylation processes, especially hydroformylation, as well as transition metal-diorganophosphite ligand complex compositions, diorganophosphite ligands and transition metal-diorganophosphite catalysts.

Claims1

Dependent claims

A diorganophosphite ligand having the formula ##STR87##

Dependencies are inferred from the claim text.

Facts

Application

07/107,455Filed 13 Oct 1987 · division

Priority

17 Feb 1984

Granted

6 Dec 1988

Term ends

Not estimatedThe source records don’t support an estimate.

Classification15 codes

C07F 15/008
Rhodium compounds: without a metal-carbon linkage
B01J 31/185
The ligands containing phosphorus: phosphites , their isomeric phosphonates and RO-substitution derivatives thereof
C07C 45/49
Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds: by reaction with…
C07C 45/50
By reaction with carbon monoxide: by oxo-reactions

Family

Serial581,352Parent of this continuation-in-part · filed 17 Feb 1984

Serial685,025Parent of this continuation-in-part · filed 28 Dec 1984

Serial865,061Parent of this division · filed 20 May 1986

US 4,717,775 AParent of this division

US 4,599,206 AParent of this continuation-in-part

US 4,789,753 AThis patent

From the US filing history. Foreign family members aren’t listed.

Phosphite ligands

Life of this patent

Abstract

Claims1

Phosphite ligands

Life of this patent

Abstract

Claims1