Urea cosolvents for organic carbonate process

Details Urea cosolvents for organic carbonate process Urea cosolvents for organic carbonate process

1987-12-11

1991-03-19

Garner, Vivian

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

Organic compounds

Carbonate esters

558260, 558274, 558275, 558276, C07C 6800, C07C 6996

Patent

active

050012525

ABSTRACT:
An organic carbonate such as dimethyl carbonate is prepared by reacting an alcohol such as methanol with carbon monoxide and oxygen in the presence of a catalyst system containing Cu(OMe)Cl as catalyst and a urea or a mixture of ureas as a cosolvent for the catalyst system.

REFERENCES:
patent: 3846468 (1974-11-01), Perrotti et al.
patent: 3980690 (1976-09-01), Cipriani et al.
patent: 4625044 (1986-11-01), Curnutt

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