Process for producing unsymmetrical chain carbonic acid ester

Details Process for producing unsymmetrical chain carbonic acid ester Process for producing unsymmetrical chain carbonic acid ester

1996-10-18

1998-06-02

Ivy, C. Warren

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

Organic compounds

Carbonate esters

502302, 502327, 502355, C07C 6996

Patent

active

057602735

ABSTRACT:
A process for producing an unsymmetrical chain carbonic acid ester is described, which comprises reacting a first symmetrical chain carbonic acid ester with a second symmetrical chain carbonic acid ester or a monohydric alcohol in the presence of a catalyst comprising as an active catalyst component an oxide of at least one element selected from the Group IIIB elements of the periodic table.

REFERENCES:
patent: 3642858 (1972-02-01), Frevel
patent: 3803201 (1974-04-01), Gilpin
patent: 5118818 (1992-06-01), Delledonne
patent: 5206408 (1993-04-01), Liotta, Jr.
patent: 5322958 (1994-06-01), Dreoni
patent: 5430170 (1995-07-01), Urano
patent: 5436362 (1995-07-01), Kondoh
patent: 5498743 (1996-03-01), Shih
CA:122: 213631 Abst. JP0701811 Jan. 13, 1995 Hasegawa "Prep of asymmetric dialkyl carbonates".

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