Process for the preparation of [(5,6-dicarboxy-3-pyridyl) methyl

Details Process for the preparation of [(5,6-dicarboxy-3-pyridyl) methyl Process for the preparation of [(5,6-dicarboxy-3-pyridyl) methyl

1998-03-20

1999-12-14

Raymond, Richard L.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546287, 546310, 546321, C07D213807, C07D40104

Patent

active

060020121

ABSTRACT:
There is provided a process for the preparation of [(5,6-dicarboxy-3-pyridyl)methyl]ammonium halides having the structural formula I ##STR1## The [(5,6-dicarboxy-3-pyridyl)methyl]ammonium halides are useful as intermediates in the preparation of herbicidal 5-(alkoxymethyl)-2-(2-imidazolin-2-yl)-nicotinic acids, esters and salts.

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Leete et al., Canadian Journal of Chemistry, vol. 31, No. 9, pp. 775-784, Sept. 1953.
Wuest et al., Recueil, vol. 78, pp. 226-243, 1959.

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