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:
Jun. 02, 2009
Filed:
Sep. 27, 2005
Applicants:
Keizo Kimura, Kanagawa, JP;
Katsuyoshi Yamakawa, Kanagawa, JP;
Inventors:
Keizo Kimura, Kanagawa, JP;
Katsuyoshi Yamakawa, Kanagawa, JP;
Assignee:
Fujifilm Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 285/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a method of producing a compound represented by the following formula (1) or a compound represented by the following formula (4) or a tautomer thereof, the method including reacting a compound represented by the following formula (2) or a compound represented by the following formula (5) or a tautomer thereof with a compound represented by the following formula (3) or a compound represented by the following formula (6) in the presence of an aluminum alkoxide compound.