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:
Nov. 27, 2007
Filed:
Aug. 12, 2004
Hirokazu Kuwabara, Hiratsuka, JP;
Takayuki Sonoda, Hiratsuka, JP;
Hiromitsu Saitoh, Hiratsuka, JP;
Hidehiro Arai, Hiratsuka, JP;
Hirokazu Kuwabara, Hiratsuka, JP;
Takayuki Sonoda, Hiratsuka, JP;
Hiromitsu Saitoh, Hiratsuka, JP;
Hidehiro Arai, Hiratsuka, JP;
Fujifilm Finechemicals Co., Ltd., Tokyo, JP;
Abstract
The invention provides a bipyridine derivative useful as an intermediate for pharmaceutical products, agricultural chemicals, electrophotographic photosensitive materials, dyes and the like, which is a bipyridine derivative represented by the general formula (I) and a salt thereof: wherein R1 represents an alkyl group with 2 to 20 carbon atoms having a substituent, substituted or unsubstituted aminomethyl group, trifluoromethyl group, substituted or unsubstituted thiomethyl group, substituted or unsubstituted alkenyl group, substituted or unsubstituted alkoxy group, substituted or unsubstituted aryloxy group, substituted carbonyl group, substituted sulfonyl group, unsubstituted or monosubstituted carbamoyl group, unsubstituted or monosubstituted sulfamoyl group, substituted or unsubstituted thiol group, unsubstituted or monosubstituted amino group, substituted carbonylamino group, substituted or unsubstituted ureido group, nitro group, cyano group, formyl group or an equivalent thereof, iodine atom or fluorine atom.