Process for the preparation of diarylcarbonates

Details Process for the preparation of diarylcarbonates Process for the preparation of diarylcarbonates

1976-02-26

1977-04-05

Gotts, Lewis

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C 6802

Patent

active

040161900

ABSTRACT:
A process for the preparation of a symmetric diarylcarbonate by reacting phosgene with a phenol wherein said reactions is carried out by the phase interface process in a diphastic mixture of an aqueous alkali metal hydroxide solution and a liquid diaryl carbonate in the presence of from 0.001 to 0.1 mol of a tertiary amine or a quaternary ammonium compound per mol of phenol.

REFERENCES:
patent: 3382207 (1968-05-01), Jaquiss

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