Process for the preparation of alpha-hydroxycarbonyl compounds

Details Process for the preparation of alpha-hydroxycarbonyl compounds Process for the preparation of alpha-hydroxycarbonyl compounds

1980-01-24

1982-03-09

Ford, John M.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260464, 560122, 562504, 568347, 568379, C07D30732, C07C 49597

Patent

active

043188559

ABSTRACT:
The instant invention provides a new and improved method of preparing .alpha.-hydroxycarbonyl compounds, particulary substituted cyclopent-2-en-2-ol-1-ones and substituted 3-hydroxy-2(5H)-furanones. The novel sequence involves a number of novel intermediates including substituted 2-cyanocyclopentanones, substituted 2-cyano-2-hydroxycyclopentanones, and 2-cyano-2-hydroxyvalero-.gamma.-lactones.

REFERENCES:
patent: 4181666 (1980-01-01), Huber et al.
Migrdichian Organic Synthesis vol. 1 p. 429.
Roberts et al. Basic Principles of Organic Chemistry pp. 438-442.
Reininger Chem. Ber. 106, 1309 (1973) plus English Abstract.
Selikson et al. J. Org. Chem. 40 267 (1975).
Hori, Chem. Abstract 58, 5508b.
March, Advanced Organic Chemistry, pp. 477-478.

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