Continuous process for the production of acyloxybenzenesulfonic

Details Continuous process for the production of acyloxybenzenesulfonic Continuous process for the production of acyloxybenzenesulfonic

1986-10-23

1989-02-07

Sutto, Anton H.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C14390

Patent

active

048030155

ABSTRACT:
A process for the continuous production of C.sub.7 -Cl.sub.2 -acyloxybenzenesulfonic acids, wherein phenol and a sulfonating reagent, diluted with an aliphatic C.sub.7 -Cl.sub.2 -carboxylic acid, is charged to the top of a continuous-flow reactor heated to 80.degree.-100.degree. and the mixture of phenolsulfonic acid and the aliphatic carboxylic acid, leaving the bottom end of this continuous-flow reactor, and a chlorinating reagent are charged to the top of a second continuous-flow reactor, nitrogen being passed in counter-current through both continuous-flow reactors.

REFERENCES:
patent: 3394155 (1968-07-01), Cahn et al.
patent: 3503888 (1970-03-01), Miller et al.

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