Synthesis of 2-alkyl-cyclopentan-1,3-diones

Details Synthesis of 2-alkyl-cyclopentan-1,3-diones Synthesis of 2-alkyl-cyclopentan-1,3-diones

1974-01-25

1976-01-06

Morgenstern, Norman

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260483, C07C 4500

Patent

active

039313220

ABSTRACT:
2-Lower alkyl-cyclopentan-1,3-diones are prepared in high yield by cyclization of gamma-ketoesters in the presence of a colloidal suspension of an alkali metal primary lower alcoholate.

REFERENCES:
patent: 2158071 (1939-05-01), Hansley
patent: 3349130 (1967-10-01), Bucourt et al.
patent: 3504036 (1970-03-01), Schick et al.
patent: 3518296 (1970-06-01), Bucourt et al.
patent: 3798259 (1974-03-01), Wehrli
crown Zellerbach, "Dimethyl Sulfoxide, Reaction Medium and Reactant," p. 1, (1962).

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