Method for making aromatic carbonates

Details Method for making aromatic carbonates Method for making aromatic carbonates

1992-08-17

1993-07-27

Dees, Jose G.

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

Organic compounds

Carbonate esters

C07C 6996

Patent

active

052312100

ABSTRACT:
A method is provided for making diphenyl carbonate by the direct carbonylation of phenol utilizing a palladium catalyst in combination with an inorganic cocatalyst in the form of a cobalt pentadentate complex.

REFERENCES:
patent: 4096168 (1978-06-01), Hallgren
patent: 4096169 (1978-06-01), Chalk
patent: 4221920 (1980-09-01), Hallgren
patent: 4260802 (1981-04-01), Hallgren
patent: 5142086 (1992-08-01), King, Jr. et al.

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