Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acids and salts thereof
Patent
1991-06-20
1993-04-13
Dees, Jose G.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acids and salts thereof
560 77, 560 83, 562417, 562488, 562853, 562862, C07C 51265, C07C 5160, C07C 63331
Patent
active
052024695
ABSTRACT:
Partially fluorinated dicarboxylic acid and the acid chloride thereof, a process for its preparation and its use.
The compound of the formula (I) ##STR1## and the acid chloride thereof are prepared by air oxidation in the presence of a catalyst mixture composed of the ions of cobalt, manganese and bromine in an acid organic medium. The compounds can be used for the preparation of linear polycarboxamides and polycarboxylic acid esters.
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Farah, B. S. et al, J. Org. Chem. 30:998-1001, (1965).
Colon, I. et al, J. Org. Chem. 51:2627-2637, (1986).
Appel Wolfgang
Rohrscheid Freimund
Siegemund Gunter
Clarke Vera C.
Dees Jos,e G.
Hoechst Aktiengesellschaft
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