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:
Nov. 02, 2021
Filed:
Jun. 21, 2019
Applicant:
Lanzhou Institute of Chemical Physics, Chinese Academy of Science, Lanzhou, CN;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 7/08 (2006.01); B01J 31/18 (2006.01); B01J 31/22 (2006.01);
U.S. Cl.
CPC ...
C07F 7/0812 (2013.01); B01J 31/1815 (2013.01); B01J 31/22 (2013.01);
Abstract
A boron-nitrogen ligand with a chiral 1,2-ethylenediamine backbone, a preparing method and used thereof are provided. The structural formula of the boron-nitrogen ligand is as shown in formula (I):