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Method for producing 2,3-dichloro-5-(trichloromethyl)pyridine

  • US 9,809,543 B2
  • Filed: 06/13/2014
  • Issued: 11/07/2017
  • Est. Priority Date: 06/14/2013
  • Status: Active Grant
First Claim
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1. A method for preparing 2,3-dichloro-5-(trichloromethyl)pyridine of formula [II] by a process which comprises the steps:

  • (1) preparing a reaction mixture comprising a compound of the general formula [I] and PCl5,

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