Patent ID: 6384234
Filing Date: 2002-05-07
Classification: C07C,C07D

Abstract:
A process for preparing a compound of Formula 1comprising halogenation of a compound of Formula 2a whereinX is H, F or Cl; Y is F or Cl; R1 is C1-C3 haloalkyl, C2-C4 alkoxyalkyl, C2-C6 haloalkoxyalkyl or C2-C6 cyanoalkyl; R2 is H, C1-C4 alkyl, C1-C4 haloalkyl, C3-C4 alkenyl, C3-C4 alkynyl, C2-C4 alkoxyalkyl, C2-C4 alkylcarbonyl or C2-C4 alkoxycarbonyl; and R5 is F or Cl.