Preparation of optically-active cyanomethyl esters

Details Preparation of optically-active cyanomethyl esters Preparation of optically-active cyanomethyl esters

1983-11-14

1985-12-24

Torrence, Dolph H.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260464, 2604654, 260465F, C07C12175

Patent

active

045605157

ABSTRACT:
Optically-active alpha-cyano esters are prepared by treating a non-symmetrical ketene with a racemic or an optically-active alpha-hydroxynitrile or with an aldehyde and cyanide ions in the presence of an optically-active amine catalyst.

REFERENCES:
patent: 2383137 (1945-08-01), Lecher et al.
patent: 2726257 (1955-12-01), Yates
patent: 4328167 (1982-05-01), Martel et al.
Oku, J. et al., J.C.S. Chem. Comm., pp. 229-230 (1981).
Oku, J. et al., Makromol. Chem. 183, pp. 579-586 (1982).
Oku, J., Kagaku Kogyo, 32 (11), pp. 1134-1136 (62-64), Nov. 1981 and translation.
CA, 58:12479f (1963).
Organic Reactions, pp. 124-127; R. Adams, editor, John Wiley & Sons, Inc., N.Y., N.Y. (1946).

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