FIELD: organic chemistry. SUBSTANCE: alkoxy acetic acid derivatives of the formula RO(CH2CH2O)n, wherein R is octylphenyl, nonylphenyl, dodecylphenyl, primary or secondary C10-C20 alkyl, n is 3-20, or their salts are prepared by reacting compound of the general formula: RO(CH2CH2O)n, wherein R and n are as specified above, with oxygen-containing gas at temperatures of 80-130 C and pressure 0-10 atm. in the presence of fixed-bed Pd black catalyst with feed of reagents as foam. Acid number is 51-91. EFFECT: increased yield of the end product. 2 tbl
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Authors
Dates
1994-02-28—Published
1992-07-21—Filed