2-Alkyl-2,4-diacyloxy-but-3-enals

Details 2-Alkyl-2,4-diacyloxy-but-3-enals 2-Alkyl-2,4-diacyloxy-but-3-enals

1983-03-10

1985-03-19

Garner, Vivian

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

Organic compounds

Carboxylic acid esters

2604056, 260406, 2604106, 560 1, 560112, 560122, 568447, 585351, C07C 69007, C07C 6916, C07C 6928, C07C 6978

Patent

active

045060967

ABSTRACT:
2-Alkyl-2,4-diacyloxy-but-3-enals of the formula ##STR1## where R.sup.1 is alkyl and R.sup.2 is hydrogen, alkyl, a cycloaliphatic radical or an aromatic radical, are prepared by reacting a buta-1,3-diene of the formula ##STR2## with an oxygen donor. The new compounds are valuable intermediates in the preparation of terpenes, e.g. retinal, .beta.-carotin and apocarotinoids.

REFERENCES:
patent: 3639437 (1972-02-01), Fischer et al.
patent: 4124619 (1978-11-01), Fitton et al.
patent: 4284796 (1981-08-01), Fischer et al.

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