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:
Jun. 23, 2020
Filed:
Jun. 12, 2019
Applicant:
Tamkang University, New Taipei, TW;
Inventors:
Assignee:
TAMKANG UNIVERSITY, New Taipei, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 5/02 (2006.01);
U.S. Cl.
CPC ...
C07F 5/025 (2013.01);
Abstract
A preparation method of tetraboronic acid compounds includes mixing aldehydes with amines and dissolving them in a solvent to obtain a first solution, stirring the first solution, adding carboxylic acid and isocyanide to obtain a second solution, heating the second solution to obtain a first product, extracting and purifying the first product to obtain tetraboronate ester compounds, and executing a deprotection reaction on the tetraboronate ester compounds under heating by microwave to obtain a second product. The second product contains tetraboronic acid compounds, and the tetraboronic acid compounds have the structure as shown in formula (I).