Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acids and salts thereof
Patent
1977-03-23
1979-03-13
Garner, Vivian
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acids and salts thereof
C07C 5100, C07C 5704
Patent
active
041443993
ABSTRACT:
A process for the preparation of acrylic acid or methacrylic acid by the ruthenium and/or osmium catalyzed conversion of peroxide (peroxy) intermediate compounds, derived from the autoxidation of acrolein or methacrolein, to the corresponding .alpha.,.beta.-unsaturated carboxylic acid, particularly the conversion of permethacrylic acid and methacrolein monopermethacrylate to methacrylic acid.
REFERENCES:
patent: 2212900 (1940-08-01), Groll et al.
Kao Jar-lin
Sheng Ming N.
Atlantic Richfield Company
Garner Vivian
McCaslin Delbert E.
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