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. 07, 2003
Filed:
Nov. 20, 2002
Applicant:
Inventors:
Katsumasa Harada, Yamaguchi, JP;
Shigeyoshi Nishino, Yamaguchi, JP;
Hidetaka Shima, Yamaguchi, JP;
Takashi Harada, Yamaguchi, JP;
Naoako Okada, Yamaguchi, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
C07D / ; C07D / ;
Abstract
3-[2-Cyclopropyl-4-(4-fluorophenyl)-3 quinolyl]prop-2-enal is prepared in a high yield by reducing 3-[2-cyclo-propyl-4-(4-fluorophenyl)-3-quinolyl]prop-2-enenitrile with Raney nickel either in the presence of formic acid and 0.25 to 1 part by volume of water per part by volume of formic acid or in the presence of both an amine salt of formic acid and an organic acid.