Process for the production of tetronic acid alkyl esters

Details Process for the production of tetronic acid alkyl esters Process for the production of tetronic acid alkyl esters

1990-07-19

1992-09-01

Lee, Mary C.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D30700

Patent

active

051440474

ABSTRACT:
Tetronic acid alkyl esters are produced at a higher temperature by a ring closure of 4-halo-3-alkoxy-2-butene carboxylic acids. The tetronic acid alkyl esters are reacted by in acid hydrolysis in tetronic acid.

REFERENCES:
patent: 2571212 (1951-10-01), Croxall et al.
patent: 2864852 (1958-12-01), Jones
patent: 4812593 (1989-03-01), Hoelderich et al.
Pelter et al., J. Chem. Soc. Perkin Trans. I, (1987), p. 717 ff.
Pelter et al., Tetrahedron Letters, No. 18, (1979), p. 1627 ff.

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