Manufacture of .alpha.,.beta.-unsaturated acids and anhydrides

Details Manufacture of .alpha.,.beta.-unsaturated acids and anhydrides Manufacture of .alpha.,.beta.-unsaturated acids and anhydrides

1975-06-05

1978-04-18

Garner, Vivian

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

252454, 252455R, 252456, 252457, 252458, 2604055, 260413, 260526N, 260540, 260541, 260546, C07C 5100, C07C 5154

Patent

active

040851435

ABSTRACT:
The present invention relates to a new process for the manufacture of .alpha.,.beta.-unsaturated acids and their anhydrides from formaldehyde, and a saturated acid anhydride containing 1 less carbon atom in the hydrocarbon moiety.

REFERENCES:
patent: 3051747 (1962-08-01), Leathers et al.
patent: 3532740 (1970-10-01), Hargis et al.
patent: 3840587 (1974-10-01), Pearson
patent: 3933888 (1976-01-01), Schlaefer

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