Ruthenium-binap asymmetric hydrogenation catalyst

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acids and salts thereof

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C07C 53134

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052024733

ABSTRACT:
A ruthenium-phosphine complex represented by the formula:

REFERENCES:
patent: 3637767 (1972-01-01), Alvarez
patent: 3998966 (1976-12-01), Fried et al.
patent: 4008281 (1977-02-01), Knowles et al.
patent: 4142992 (1979-08-01), Knowles et al.
patent: 4207241 (1980-06-01), Fried et al.
patent: 4239914 (1980-12-01), Campolni et al.
patent: 4328356 (1982-05-01), Giordano et al.
patent: 4409397 (1983-10-01), Paxson
patent: 4542237 (1985-09-01), Schloemer
patent: 4601797 (1986-07-01), Wagenknecht
patent: 4691037 (1987-09-01), Yoshikawa et al.
patent: 4766225 (1988-08-01), Sayo et al.
patent: 4857462 (1989-08-01), Maier et al.
patent: 4962230 (1990-10-01), Takaya et al.
patent: 4962242 (1990-10-01), Yamada et al.
patent: 5012002 (1991-04-01), Kumobayashi et al.
Noyori, R., et al., "Asymmetric Hydrogenation of Unsaturated Carboxylic Acids Catalyzed by BINAP-Ruthenium(II) Complexes", J. Org. Chem. 52, pp. 3174-3176 (1987).
Ojima, I. et al., "Asymmetric Hydrogenation of Prochiral Olefins Catalyzed by Rhodium Complexes with Chiral Pyrrolidinophosphines. Crucial Factors for the Effective Asymmetric Induction", J. Org. Chem., 45, pp. 4728-4739 (1980).
Takahashi, H. et al., "Dramatic Hydrogen Pressure and Triethylamine Effects on the Asymmetric Hydrogenation of Itaconic Acid Which Give a New Mechanistic Aspect on Asymmetric Induction", Chemistry Letters, pp. 1921-1922 (1987).
Piccolo, O. et al., "Zinc Salt Catalyzed Rearrangement of Acetals of Optically Active Aryl 1-Chloroethyl Ketones: Synthesis of Optically Active 2-Arylpropionic Acids and Ester", J. Org. Chem. 52, pp. 10-14 (1987).
Noyori, R. et al., "Asymmetric Hydrogenation of .beta.-Keto Carboxylic Esters. A Practical, Purely Chemical Access to .beta.-Hydroxy Esters in High Enantiomeric Purity", J. Am. Chem. Soc., 109, 5856-58 (1987).
NATO ASI Series, Series E, Applied Sciences, No. 103, Martinus Nijhoff Pub., pp. 24-27 (1986).
Asymmetric Synthesis, vol. 5, Chiral Catalysis, Academic Press, Inc. pp. 81-83 (1985).
Mashima, K. et al., "Synthesis of New Cationic BINAP-Ruthenium(II) Complexes and their Use in Asymmetric Hydrogenation [BINAP=2,2'-bis(diphenylphosphino)-1,1'-binaphthyl]", J. Chem. Soc. Chem. Commun. pp. 1208-1210 (1989).

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