Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Atsushi Akao0
Hirofumi Kuroda0
Taichi Abe0
Taiju Nakamura0
Yusuke Ayata0
Yusuke Miyashita0
Date of Patent
September 10, 2019
0Patent Application Number
162298050
Date Filed
December 21, 2018
0Patent Citations Received
Patent Primary Examiner
Patent abstract
Provided is a compound represented by formula (IV) or a salt thereof, wherein the content of the compound represented by formula (I) is 350 ppm by mass or less.
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