The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 26, 1999
Filed:
Feb. 23, 1998
Applicant:
Inventors:
Ian Andrew Lilley, Birkby, GB;
Raymond Vincent Jones, West Lothian, GB;
Stephen Martin Brown, Upper Cumberworth, GB;
Assignee:
Zeneca Limited, , GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
546303 ; 546301 ; 546345 ;
Abstract
2-Hydroxy-6-trifluoromethylpyridine is prepared by reacting 2-chloro-6-trifluoromethylpyridine with an aqueous alkali metal hydroxide in a sealed vessel at a temperature of at least 140.degree. C. under autogenous pressure.