Bisphosphite compound, process for its production and hydroformy

Details Bisphosphite compound, process for its production and hydroformy Bisphosphite compound, process for its production and hydroformy

1997-04-28

1999-06-08

Ambrose, Michael G.

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

Organic compounds

Phosphorus esters

544243, 544244, 544337, 546 23, 546 25, 548114, 549220, 568429, 568444, 568451, C07F 912, C07C 4550

Patent

active

059106000

ABSTRACT:
A bisphosphite compound of the following formula (A): ##STR1## wherein --Ar--Ar-- is a bisarylene group represented by any one of the formulae (A-I) to (A-III) defined in the specification, and each of Z.sub.1 to Z.sub.4 is a C.sub.4-20 aromatic or heteroaromatic group which may have a substituent, wherein each of substituents on carbon atoms of an aromatic ring adjacent to the carbon atom bonded to the oxygen atom in each of Z.sub.1 to Z.sub.4, is a C.sub.0-2 group, and each pair of Z.sub.1 and Z.sub.2, and Z.sub.3 and Z.sub.4, are not bonded to each other.

REFERENCES:
patent: 3287449 (1966-11-01), Baranaukas et al.
patent: 3694485 (1972-09-01), Drinkard, Jr. et al.
patent: 5663369 (1997-09-01), Kreutzer et al.
patent: 5696280 (1997-12-01), Shapiro
Database MARPAT on STN.RTM., Chemical Abstracts Service, (Columbus, Ohio), Accession No. 127:294939, PCT International Application WO 97/33854, Sep. 1997, abstract.
Database MARPAT on STN.RTM., Chemical Abstracts Service, (Columbus, Ohio), Accession No. 127:96824, PCT International Application WO 97/20801, Jun. 1997, abstract.

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