Patent ID: 8962848
Filing Date: 2015-02-24
Classification: C07D

Abstract:
1. A method for producing a brominated picoline derivative represented by formula (6), the method comprising reacting a brominated picoline derivative represented by formula (4) and/or formula (5), a phosphite ester, and a base in an organic solvent, wherein R 1b represents an unsubstituted or substituent-containing alkoxycarbonyl group, R Z represents a halogen atom, a cyano group, a nitro group, a hydroxyl group, a thiol group, a formyl group, a carboxyl group, an unsubstituted or substituent-containing amino group, an unsubstituted or substituent-containing alkyl group, an unsubstituted or substituent-containing alkenyl group, an unsubstituted or substituent-containing alkynyl group, an unsubstituted or substituent-containing aryl group, an unsubstituted or substituent-containing heterocyclic group, OR m represents a number of Z substituents and is an integer of 0 to 3, and when m is 2 or more, a plurality of the Z substituents may be identical to, or different from, each other.