Chelating ligands and catalysts and processes employing the same

Details Chelating ligands and catalysts and processes employing the same Chelating ligands and catalysts and processes employing the same

1988-03-11

1989-04-25

Lone, Werren B.

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

Organic compounds

Heavy metal containing

556 15, 556 17, 556 19, 568 10, 568 17, 568454, C07F 1500, C07F 950

Patent

active

048249777

ABSTRACT:
A hydroformylation process including contacting hydroformylation stock in a reaction zone at a temperature of from about 20.degree. C. to about 250.degree. C. and a pressure of from about 15 psig to about 800 psig with hydrogen and carbon monoxide wherein the catalyst comprises rhodium in chemical complex with one or more ligands of the formulae ##STR1## wherein: Z, when present, represents the atoms necessary to form with adjacent carbons on the benzene nucleus a fused divalent ring structure having up to about 20 ring carbons;

REFERENCES:
patent: 4229381 (1980-10-01), Ogata et al.
patent: 4593141 (1986-06-01), Oswald et al.
patent: 4755624 (1988-07-01), Phillips et al.

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