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:
Dec. 03, 2002
Filed:
Jun. 08, 2000
Applicant:
Inventors:
Raymond Cvetovich, Scotch Plains, NJ (US);
John Leazer, Metuchen, NJ (US);
Assignee:
Merck & Co., Inc., Rahway, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 6/300 ; C07C 6/304 ;
U.S. Cl.
CPC ...
C07C 6/300 ; C07C 6/304 ;
Abstract
The present invention is concerned with a novel process for the preparation of 3,5-bis(trifluoromethyl)benzoic acid (CAS 725-89-3). This compound is useful as an intermediate in the synthesis of compounds which possess pharmacological activity, in particular, as substance P (neurokinin-1) receptor antagonists.