Patent ID: 6790981
Filing Date: 2004-09-14
Classification: C07C

Abstract:
A process for the production of acyloxybenzenesulfonate comprising reacting a phenolsulfonate, having a water content of less than 0.5, and an alkanecarboxylic acid derivative selected from the group consisting of a halide, an anhydride, and mixtures thereof of said alkanecarboxylic acid in an aliphatic or aromatic hydrocarbon, in the presence of from 0.5 to 25 weight % of a polyglycol ether of the formulaRâ€”Oâ€”CR1R2CR1R2â€”(Oâ€”CR1R2CR1R2)xâ€”Oâ€”R3, wherein R and R3 are C1-C4 alkyl, and R1 and R2 are H or C1-C2 alkyl, and X is a number from 1 to 4.