| 摘要 |
Improvements in the production of carboxylic acids of the formula R-COOH wherein R represents alkyl of from four to six carbon atoms via their alkali metal salts are described, which improvements comprise reacting a starting material selected from A. A METHYLKETONE OF THE FORMULA R-COCH3, b. a mixture of said methyl ketone and the corresponding methyl alkyl carbinol of formula C. THE NON-ACIDIC BY-PRODUCT OBTAINED FROM THE OXIDATION OF CASTOR OIL TO PRODUCE SEBACIC ACID, R in (a) and (b) having the aforesaid meaning, with fused alkali metal hydroxide at a temperature between 250 DEG and 375 DEG C.
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