Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1981-02-27
1982-04-13
Jiles, Henry R.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
C07D30732
Patent
active
043247270
ABSTRACT:
A process for the preparation of a butyrolactone of the general formula ##STR1## where R.sup.1 is unsubstituted or substituted alkyl or phenyl and R.sup.2 to R.sup.6 are hydrogen or unsubstituted or substituted alkyl or phenyl, wherein a .gamma.-formylcarboxylic acid ester of the formula ##STR2## where R is lower alkyl, is treated with oxygen at an elevated temperature of 60.degree.-150.degree. C.
REFERENCES:
patent: 2986568 (1961-03-01), Johnston
patent: 3299100 (1967-01-01), Phillips
patent: 3952020 (1976-04-01), Stapp
patent: 3957827 (1974-10-01), Lyons
patent: 3963757 (1976-06-01), Stapp
patent: 4031114 (1977-06-01), Kurkov
patent: 4031115 (1977-06-01), Kurkov
Houben-Weyl, "Methoden der Organischen Chemie" Band VI/2 (1963), pp. 571-580.
Merger Franz
Nestler Gerhard
BASF - Aktiengesellschaft
Fan Jane T.
Jiles Henry R.
Shurtleff John H.
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