Process for preparing a diester of oxalic acid in the vapor phas

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters

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502152, 502327, 560190, C07C 6736

Patent

active

046160930

ABSTRACT:
A process is disclosed for preparing a diester of oxalic acid by contacting carbon monoxide and an ester of nitrous acid in the vapor state under a pressure in the presence of a special palladium supported catalyst.

REFERENCES:
patent: 4138587 (1979-02-01), Yamasaki et al.
patent: 4229591 (1980-10-01), Nishimura et al.

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