Process for preparing unsaturated aldehydes

Details Process for preparing unsaturated aldehydes Process for preparing unsaturated aldehydes

1992-04-01

1993-04-13

Lone, Werren B.

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

Organic compounds

Oxygen containing

568420, 568426, 568449, 564305, 564463, C07C 4500, C07C 4527, C07C20900

Patent

active

052024970

ABSTRACT:
The invention relates to a process for preparing unsaturated aldehydes and their enamines by the oxidation of allylic tertiary amines in the presence of an alkyl hydroperoxide and a vanadium-based catalyst.

REFERENCES:
M. N. Sheng et al. "Hydroperoxide Oxidations Catalyzed by Metals. II. The Oxidation of Tertiary Amines to Amine Oxides," Journal of Organic Chemistry, vol. 33, No. 2, 1968, pp. 588-590.
R. V. Hoffman, "The Oxidation of Amines with Sulfonyl Perioxides," Journal of the American Chemical Society, vol. 98, No. 21, 1976, pp. 6702-6704.
K. Takabe et al., "A Simple Conversion of N,N-Dimethyl-2-Alkenylamine to 2-Alkenal," Chemistry Letters, No. 12, 1982, pp. 1987-1988.
S. Murahashi et al., "Ruthenium-Catalyzed Cytochrome P-450 Type Oxidation of Tertiary Amines With Alkyl Hydroperoxides," Journal of the American Chemical Society, vol. 110, No. 24, 1988, pp. 8256-8258.
M. N. Sheng et al., "N,N-Dimethyldodecylamine Oxide," Organic Synthesis, vol. 50, 1970, pp. 56-62.
Rawalay et al "Journal of Organic Chemistry", vol. 32 No. 10 pp. 3129-3131 (Oct. 1967).

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