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.

Date of Patent:
Oct. 29, 2024

Filed:

Mar. 17, 2022
Applicants:

Fujifilm Corporation, Tokyo, JP;

The University of Tokyo, Tokyo, JP;

Inventors:

Hiroki Sugiura, Kanagawa, JP;

Yukio Tani, Kanagawa, JP;

Tetsuya Matsushita, Kanagawa, JP;

Tetsuya Watanabe, Kanagawa, JP;

Toshihiro Okamoto, Tokyo, JP;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 471/22 (2006.01); C07D 495/22 (2006.01); C07D 513/22 (2006.01);
U.S. Cl.
CPC ...
C07D 471/22 (2013.01); C07D 495/22 (2013.01); C07D 513/22 (2013.01);
Abstract

A first object of the present invention is to provide a method for producing a cyclic imide compound with high yield and high purity. A second object of the present invention is to provide a composition that can be used in the method for producing a cyclic imide compound with high yield and high purity. A third object of the present invention is to provide an intermediate compound that can be used in the method for producing a cyclic imide compound with high yield and high purity. The method for producing a cyclic imide compound according to the present invention includes reacting a compound represented by formula (1) below with at least one amine compound to obtain a compound represented by formula (2) below.


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