Phosphite compounds and the metal complexes thereof

Organic compounds -- part of the class 532-570 series – Organic compounds – Phosphorus esters

Reexamination Certificate

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C558S077000, C558S078000

Reexamination Certificate

active

07009068

ABSTRACT:
Phosphites of the formula I or IIand their metal complexes, their preparation and the use of the phosphites as ligands in catalytic reactions, in particular in processes for the hydroformylation of olefins, are described.

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Siedentop T. et al.: “Synthese und Komplexierung phosphorylierte spacer-modifizierter Glucosederivate” Zeitschrift Fur Naturforschung, Teil B: Anorganische Chemie, Organische Chemie., vol. 55, No. 10, -Oct. 2000 pp. 956-960, XP 002223607 Verlag Der Zeitschrift Fur Naturforschung, Tubingen., DE ISSN: 0932-0776 Schema 2 und Seite 959, Darstellung von 7.
Selent D et al: “New Phosphorus Ligands For The Rhodium-Catalyzed Isomerization/Hydroformylation of Internal Octenes” Angewandte Chemie.International Edition, Verlag Chemie. Weinheim, DE, vol. 40, No. 9, May 4, 2001, pp. 1696-1698, XP001009251 ISSN: 0570-0833 the whole document.
Kunze C et al: “Calix(4)Arene-Based Bis-Phosphonites, Bis-Phosphites, and Bis-O-Acyl-Phosphites as Ligands in the Rhodium (I)-Catalyzed Hydroformylation of 1-Octene” Zeitschrift Fuer Anorganishe Und Allgemeine Chemie, Verlag Von Leopold Voss, Leipzig, DE, vol. 628, No. 4, 2002, pp. 779-787, XP008010119 ISSN: 0044-2313 the whole document.
Siedentop T. et al.: “Synthese und Komplexierung phosphorylierter spacer-modifizierter Glucosederivate” Zeitschrift Fur Naturforschung, Teil B: Anorganische Chemie, Organische Chemie., vol. 55, No. 10, Oct. 2000 pp. 956-960, XP 002223607 Verlag Der Zeitschrift Fur Naturforschung. Tubingen., DE ISSN: 0932-0776 Schema 2 und Seite 959, Darstellung von 7.
Selent D et al: “New Phosphorus Ligands for the Rhodium-Catalyzed Isomerization/Hydroformylation of Internal Octenes” Angewandte Chemie, International Edition, Verlag Chemie. Weinheim, DE, vol. 40, No. 9, May 4, 2001, pp. 1696-1698, XP001009251 ISSN: 0570-0833 the whole document.
Kunze C et al: “Calix(4)Arene-Based Bis-Phosphonites, Bis-Phosphites, and Bis-O-Acyl-Phosphites as Ligands in the Rhodium (I)-Catalyzed Hydroformylation of 1-Octene” Zeitschrift Fuer Anorganische Und Allgemeine Chemie, Verlag Von Leopold Voss, Leipzig, DE, vol. 628, No. 4, 2002, pp. 779-787, XP008010119 ISSN: 0044-2313 the whole document.

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