Beta-keto-alcohols and the process for the manufacture thereof

Details Beta-keto-alcohols and the process for the manufacture thereof Beta-keto-alcohols and the process for the manufacture thereof

1995-12-06

1997-07-15

Ivy, C. Warren

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

Organic compounds

Oxygen containing

585351, C07C 4545

Patent

active

056485506

ABSTRACT:
A novel process for the manufacture of .beta.-keto alcohols from aldehydes comprising reacting a conjugated polyene aldehyde under basic conditions with a cyclocarbonate or derivative thereof. Certain carotenoid products of this process are novel compounds and are also an object of the present invention. The products, which for the most part belong to the carotenoid field, find corresponding use, for example, as colorants or pigments for foodstuffs, egg yolk, integuments and/or subcutaneous fat of poultry and flesh and/or integuments of fish and crustaceans.

REFERENCES:
Aguilar-Martinez, M., et al., ACTA Chem. Scand., 26(6):2528-30 (1972).
Arpin, N., et al, Bull. Soc. Chim. Biol., 49(5):527-536 (1967).
Arpin, N., et al., Chemical Abstracts, 67(21):9202 Abstract No. 097953 (1967).
Inoue, et al. Chemistry Letter, pp. 1377-1378 (1991).
Aguilar-Martinez et al; ACTA Chem. Scand.; 26(6):2528-2530 1972.
Inoue et al; Chemistry Letters; pp. 1377-1378 1991.

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