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:
Jan. 18, 2005
Filed:
Mar. 05, 2002
Applicants:
Walter Ferdinand Maria Filliers, Beerse, BE;
Rudy Laurent Maria Broeckx, Beerse, BE;
Stefan Marcel Herman Leurs, Beerse, BE;
Inventors:
Walter Ferdinand Maria Filliers, Beerse, BE;
Rudy Laurent Maria Broeckx, Beerse, BE;
Stefan Marcel Herman Leurs, Beerse, BE;
Assignee:
Jansen Pharmaceutica, NV, Keefse, BE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D21516 ; C07D21538 ;
U.S. Cl.
CPC ...
Abstract
A process for the preparation of 4-(3-chlorophenyl)-6-[(4-chlorophenyl)hydroxy(1-methyl-1H-imidazol-5-yl)methyl]-1-methyl-2(1H)-quinolinone which comprises reacting 6-(4-chlorobenzoyl)-4-(3-chlorophenyl)-1-methyl-2(1H)-quinolinone with a Calkyllithium compound, 1-methylimidazole and a tri(Calkyl)silyl halide to obtain better yields of the above product.