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:
Jul. 09, 2013
Filed:
Dec. 22, 2009
Shiro Kawahara, Funabashi, JP;
Junichi Nishitani, Funabashi, JP;
Shiro Kawahara, Funabashi, JP;
Junichi Nishitani, Funabashi, JP;
Nissan Chemical Industries, Ltd., Tokyo, JP;
Abstract
Provided are novel crystals of 4-bromo-6-(3-(4-chloro-phenyl)propoxy)-5-(pyridin-3-ylmethylamino)pyridazin-3(2H)-one monohydrochloride, and a process for production of same. A-form crystals of 4-bromo-6-(3-(4-chlorophenyl)propoxy)-5-(pyridin-3-ylmethylamino)pyridazin-3(2H)-one monohydro-chloride represented by formula (1), which exhibit a powder X-ray diffraction pattern with characteristic peaks at diffraction angles (2θ) of 8.24, 11.24, 11.76, 16.48, 17.16, 17.80, 18.24, 19.80, 21.64, 22.56, 22.96, 23.68, 24.52, 25.92, 26.32, 27.12, 27.40, 28.00, 28.64, 29.28, 31.84 and 34.80°.