Process for the preparation of delta keto-acids and derivatives

Details Process for the preparation of delta keto-acids and derivatives Process for the preparation of delta keto-acids and derivatives

1979-08-17

1981-05-12

Brust, Joseph P.

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

Organic compounds

Carboxylic acid esters

260464, 2604651, 560126, 562577, 562508, C07C12000, C07C12134, C07C12146, C07C 64716

Patent

active

042673623

ABSTRACT:
A process is described for the preparation of delta keto-acids wherein there is used as a catalyst the condensation adduct of a cyclic secondary amine with an .alpha.-.beta.-acrylic-type unsaturated compound, providing high selectivity and conversion results.

REFERENCES:
patent: 2381371 (1945-08-01), Shannon
patent: 2386736 (1941-04-01), Bruson
patent: 2579580 (1951-12-01), Howk et al.
patent: 2773087 (1956-12-01), Stork
patent: 2850519 (1958-09-01), Krimm
patent: 3150142 (1964-09-01), Eby
patent: 3759973 (1973-09-01), Cherubim et al.
patent: 3780083 (1973-12-01), Deumens et al.
patent: 3816503 (1974-06-01), van Poelvoorde et al.
patent: 3931278 (1976-01-01), Muller
patent: 4117000 (1978-09-01), Balg et al.

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