American Cyanamid Company

Donald Roy Maulding, Deceased

Kenneth A Kremer

Wen-Xue Wu

There is provided a process for the preparation of 5-(alkoxymethyl)-2,3-pyridinedicarboximide compounds having the structural formula I ##STR1## The 5-(alkoxymethyl)-2,3-pyridinedicarboximide compounds are useful as intermediates in the preparation of herbicidal 5-(alkoxymethyl)-2-(2-imidazolin-2-yl)-nicotinic acid, ester and salt compounds.

Process for the preparation of

There is provided a process for the preparation of 5-(alkoxymethyl)-2,3-pyridinedicarboximide compounds having the structural formula I ##STR1## The 5-(alkoxymethyl)-2,3-pyridinedicarboximide compounds are useful as intermediates in the preparation of herbicidal 5-(alkoxymethyl)-2-(2-imidazolin-2-yl)nicotinic acid, ester and salt compounds.

There is provided a process for the preparation of 2,3-pyridinedicarboximides having the structural formula I ##STR1## The 2,3-pyridinedicarboximides are useful as intermediates in the preparation of herbicidal 2-(2-imidazolin-2-yl)nicotinic acids, esters and salts.

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Somerville, NJ, United States of America

Donald Roy Maulding, Deceased