Process for preparing benzenesulfonate salts

Details Process for preparing benzenesulfonate salts Process for preparing benzenesulfonate salts

1989-06-06

1991-12-03

Dees, Jose G.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

560 14, 560 18, 560 98, 562 56, C07C30332

Patent

active

050698281

ABSTRACT:
An improved process for preparing benzenesulfonate salts, such as 4-nonanoyloxybenzenesulfonic acid, sodium salt, from an appropriately substituted acid chloride or chloroformate and a hydroxybenzenesulfonic acid in which the reaction is conducted in the presence of a phase transfer catalyst selected from quaternary ammonium and quaternary phosphonium salts.

REFERENCES:
patent: 4536314 (1985-08-01), Hardy et al.
patent: 4704236 (1987-11-01), Sankey et al.

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