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:
Mar. 21, 2017
Filed:
Dec. 25, 2014
Sumitomo Chemical Company, Limited, Tokyo, JP;
Tadafumi Matsunaga, Oita, JP;
Hiromi Kaise, Takarazuka, JP;
SUMITOMO CHEMICAL COMPANY, LIMITED, Tokyo, JP;
Abstract
A method for producing a purified compound represented by the formula (II), comprising; obtaining a reaction mixture containing a compound represented by the formula (I) from a crude compound represented by the formula (II) such as reacting the crude compound with a ketone compound, and reacting the obtained reaction mixture or a solution by filtering thus obtained reaction mixture containing the compound represented by the formula (I) with water.
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