Organic compounds -- part of the class 532-570 series – Organic compounds – Phosphorus esters
Reexamination Certificate
2006-06-06
2006-06-06
Keys, Rosalynd (Department: 1621)
Organic compounds -- part of the class 532-570 series
Organic compounds
Phosphorus esters
C558S070000
Reexamination Certificate
active
07057061
ABSTRACT:
The present invention relates to catalysts comprising chiral monophosphorus compounds and their use, the chiral monophosphorus compounds themselves and also their precursors.
REFERENCES:
patent: 3689602 (1972-09-01), Ismail et al.
patent: 4288391 (1981-09-01), Spivack
patent: 4414345 (1983-11-01), Rasberger
patent: 4599206 (1986-07-01), Billig et al.
patent: 4717775 (1988-01-01), Billig et al.
patent: 4835299 (1989-05-01), Maher et al.
patent: 5932772 (1999-08-01), Argyropoulos et al.
patent: 2003/0171608 (2003-09-01), Reezt et al.
patent: 10027505 (2001-12-01), None
patent: 99 59721 (1999-11-01), None
CA:119:159872 abs of WO 930839 Mar. 1993.
CA:107:7392 abs of WO 213639 Mar. 1987.
CA:68:12597 abs of Zhurnal Obshchei Khimii by Verizhnikov et al 37(6) pp. 1355-1358 1967.
CA:99:105356 abs of Phosphorus and Sulfur and the Related Elements by Pastor et al 15(2) pp.253-256 1983.
CA:116:174252 abs of Inorganic Chemistry by Hans et al 31(7) pp. 1279-1285 1992.
CA:75:130242 abs of Zhurnal Khimii by Verizhnikov abstract No. 19S210 1970.
CA:103:71388 abs of Phosphorus and Sulfur and the Related Elements by Abdou et al 22(1) pp. 99-107 1985.
Whiteker G. T. et al.: “Direct NMR observation of atropisomerism of a bisphosphite Dibenzo(d,f)(1,3,2)dioxaphosphepin moeity” Journal of The Chemical Society, Chemical Communications., Nr. 17, 1995, Seiten 1805-1806, XPO02249645 Chemical Society. Letchworth., GB ISSN: 0022-4936 * Verbindung der Formel 2 und deren Herstellung *.
Van Strijdonck G. P. F. et al.: “Fast Palladium catalyzed arylation of alkenes using bulky monodentate phosphorus ligands” European Journal of Inorganic Chemistry., Nr. 7, 1999, XPO02249646 Wiley-Vch Verlag, Weinheim., DE ISSN: 1434-1948 * Verbindungen la, 1b and 3b *.
Alexakis A. et al.: “Novel biphenol phosphoramidite ligands for the enantioselective Copper catalyzed conjugate addition of dialkyl zincs” Synlett. , Nr. 9,—Sep. 2001 Seiten 1375-1378, XPO02249647 Thieme Verlag, Stuttgart., DE ISSN: 0936-5214 * Verbindungen L4, L4', L5 und L6 * .
Bartels B. et al.: “Ir-catalyzed allylic substitution: mechanistic aspects and asymmetric synthesis with phosphorus amidites as ligands” Journal of Chemical Society, Chemical Communications., Nr. 8, Apr. 21, 1999, Seiten 741-742, XPO02249648 Chemical Society. Letchworth., GB ISSN: 0022-4936 * Verbindung 7 *.
Reetz M T et al: “New Diphosphite Ligands 17,8 for Catalytic Asymmetric Hydrogenation: The Crucial Role of Conformationally Enantiomeric Diols” Angewandte Chemie. International Edition, Verlag Chemie. Weinheim, DE, Bd. 38, Nr. 1/2, 1999, Seiten 179-181, XPO01069475 ISSN: 0570-08333 * Tabelle 1 *.
Buisman G J H et al: “Rhodium Catalysed Asymmetric Hydroformylation with Diphosphite Ligands based on Sugar Backbones” Tetrahedron: Asymmetry, Elsevier Science Publishers, Amsterdam, NL, Bd. 6, Nr. 3, (Mar. 1, 1995), Seiten 719-738, XPO04048415 ISSN: 0957-4166 * Verbindungen der Formel 1a, und 1b, 1c *.
Van Rooy A. et al.: “Phosphoramidites: novel modifying ligands in rhodium catalyzed hydroformylation” Recueil Des Travaux Chimiques Des Pays-Bas., Bd. 115, Nr. 11-12, 1996, Seiten 492-498, XPO08020304 Elsevier Science Publishers. Amsterdam., NL ISSN: 0165-0513 * Verbindungen der Formeln 2 und 3 *.
Jiang Y et al: “Asymmetric hydroformylation catalyzed by rhodium(l) complexes of novel chiral spiro ligands” Journal of Organometallic Chemistry, Elsevier-Sequoia S.A. Lausanne, CH, Bd. 586, Nr. 2, Sep. 5, 1999, Seiten 159-165, XPO04183023 ISSN: 0022-328X * Verbindungen der Formeln 4a und 4b*.
Reetz M. T. et al: “Highly enantioselective Rh-catalyzed hydrogenation reactions based on chiral monophosphite ligands” Angewandte Chemie. International Edition, Verlag Chemie. Weinheim, DE, Bd. 39, Nr. 21, Nov. 3, 2000, Seiten 3889-3890, XPO02180131 ISSN: 0570-0833 * das ganze Dokument* .
Claver C. et al.: “Biarylphosphonites: a class of monodentate phosphorus(III) ligands that outperform their chelating analogues in asymmetric hydrogenation catalysts” Chemical Communications., Nr. 11, 7. Jun. 7, 2000, Seiten 961-962, XPO02249649 Royal Society of Chemistry., GB ISSN: 1359-7345 * das ganze Dokument* .
Van Den Berg M. et al.: “Highly enantioselective Rhodium catalyzed hydrogenation with monodentate ligands” Journal of the American Chemical Society., Bd. 122, Nr. 46, Nov. 22. 2000, Seiten 11539-11540, XPO02249650 American Chemical Society, Washington, DC., US ISSN: 0002-7863 * das ganze Dokument* .
Van den Berg, M. et al., Supporting Information for “Highly Enatioselective Rhodium-Catalyzed Hydrogenation and Monodenate Ligands.” J. Am. Chem. Society, 2000, 122, 11539-11540.
Alexakis, A., “Asymmetric conjugate addition of diethyl zinc to encones with tartrate chiral phosphite ligands.” Tetrahedron: Asymmetric, vol. 8, No. 19, pp. 3193-3196, 1997.
Huttenloch, O., et al., “Chiral Bicycle Phosphoramidities—A New Class of Ligands for Asymmetric Catalysis.” Chem. Eur. 2000, 6, No. 3, 671-675.
Chen, W., et al, “Enantioselective hydrogenation with inexspensive, easily available monodenate phosphite ligands.” Tetrahedron Letters 42 (2001) 2897-2899.
Agel Friederike
Dreisbach Claus
Drieβen-Hölscher Birgit
Meseguer Benjamin
Militzer Hans-Christian
Bayer Aktiengesellschaft
Keys Rosalynd
Seng Jennifer R.
LandOfFree
Chiral monophosphorus compounds does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Chiral monophosphorus compounds, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Chiral monophosphorus compounds will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3645185