Preparation of but-2-ene-1,4-diones substituted in the 1,4-posit

Details Preparation of but-2-ene-1,4-diones substituted in the 1,4-posit Preparation of but-2-ene-1,4-diones substituted in the 1,4-posit

1984-03-23

1985-04-23

Reamer, James H.

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

Organic compounds

Oxygen containing

568342, 568386, C07C 4559

Patent

active

045131503

ABSTRACT:
But-2-ene-1,4-diones substituted in the 1,4-positions, of the formula ##STR1## where R.sup.1 and R.sup.2 are each an aliphatic hydrocarbon radical of 1 to 17 carbon atoms, are prepared by a process in which a 2,5-disubstituted furan of the formula ##STR2## where R.sup.1 and R.sup.2 have the above meaning, is oxidized with a percarboxylic acid in the presence of a carboxylic acid.

REFERENCES:
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Bull. Soc. Chim., France 1957, 977-1003.
Acta Chem. Scand. 1, (1947), 419-420.
Comptes Rendus Acad. Sciences Paris, 258, (1964), 4094-4096.
Rec. trac. chim. 50, (1931), 1029-1034.
Chem. Ber. 96, (1963), 2712-2722.

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