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:
Jan. 21, 2020
Filed:
Jun. 30, 2015
Applicant:
Zeon Corporation, Chiyoda-ku, Tokyo, JP;
Inventors:
Assignee:
ZEON CORPORATION, Chiyoda-ku, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 67/62 (2006.01); C07C 67/307 (2006.01); C07C 69/75 (2006.01); C07C 69/017 (2006.01);
U.S. Cl.
CPC ...
C07C 67/62 (2013.01); C07C 67/307 (2013.01); C07C 69/017 (2013.01); C07C 69/75 (2013.01); C07C 2101/14 (2013.01);
Abstract
Provided are a production method for compound (II) including reacting compound (I) with a halogenating agent in the presence of at least 0.5 equivalents, relative to compound (I), of a nitrogen atom-containing polar aprotic solvent; a composition containing compound (II), a halogenating agent or the like, and at least 0.5 equivalents, relative to compound (II), of a nitrogen atom-containing polar aprotic solvent; a stabilization method for compound (II); and compound (II).