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:
Aug. 30, 2011
Filed:
Aug. 22, 2006
Kazuaki Sasaki, Ibaraki, JP;
Kazuaki Sasaki, Ibaraki, JP;
Sumitomo Chemical Company, Limited, Tokyo, JP;
Abstract
A process for producing a 2,3-dihydropyridazine compound represented by the formula (2): wherein R, Rand Rare the same or different and each represents a hydrogen atom, a halogen atom, an alkyl group which may be substituted with a halogen atom or atoms, an alkenyl group which may be substituted with a halogen atom or atoms, an alkoxy group which may be substituted with a halogen atom or atoms, an alkylthio group, an alkylsulfenyl group, an alkylsulfonyl group or a dialkylamino group;which comprises reacting a salt consisting of bromoacetic acid and an amine compound with a pyridazine compound represented by the formula (1): wherein R, Rand Rare the same meanings as defined above.