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US 4,225,534 AGranted
Process for the production of 2-chlorobenzonitrile derivatives
AssigneeNippon Kayaku Kabushiki Kaisha
InventorHiroshi Yoshikawa
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Abstract
A process for the production of 2-chlorobenzonitrile derivatives represented by the general formula (I): ##STR1## (wherein n is a number of 1 or 2) characterized by reacting a compound of the general formula (II): ##STR2## (wherein Cl.sub.n is as defined above) with lithium chloride or a mixture of lithium chloride and anhydrous aluminum chloride or with lithium aluminum chloride in an aprotic solvent.
Claims10
A process for producing 2-chlorobenzonitrile derivatives represented by the general formula (I):
- ##STR5## (wherein n is a number of 1 or 2) characterized by reacting a compound of the general formula (II):
- ##STR6## (wherein Cl.sub.n is as defined above) with lithium chloride or a mixture of lithium chloride and anhydrous aluminum chloride or with lithium aluminum chloride in aprotic solvent.
Dependencies are inferred from the claim text.