Process for preparing aryl carbonates

Details Process for preparing aryl carbonates Process for preparing aryl carbonates

1994-07-07

1995-12-05

Dees, Jose G.

Organic compounds -- part of the class 532-570 series

Organic compounds

Carbonate esters

558271, 558273, 558274, C07C 6996

Patent

active

054730945

ABSTRACT:
Carbonates with aromatic ester groups may be prepared by reacting aromatic monohydroxy compounds with phosgene or with chloroformates of aromatic monohydroxy compounds, wherein reaction takes place at a temperature in the range 50.degree. to 350.degree. C. in the presence of aluminum oxides as heterogeneous catalysts.

REFERENCES:
patent: 2362865 (1944-11-01), Tryon et al.
patent: 5167946 (1992-12-01), Mullins et al.
patent: 5239105 (1993-08-01), Pews et al.

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