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:
Jul. 01, 2025
Filed:
Jul. 16, 2020
Applicant:
Adama Makhteshim Ltd., Beer-Sheva, IL;
Inventors:
Xi Zhen, Tianjin, CN;
Pingping Tang, Tianjin, CN;
Natali Ashush, Bat-Hefer, IL;
Einat Kisin-Finfer, Hod Hasharon, IL;
Assignee:
ADAMA MAKHTESHIM LTD., Beer-Sheva, IL;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D 241/24 (2006.01); C07D 213/82 (2006.01); C07D 231/14 (2006.01);
U.S. Cl.
CPC ...
C07D 241/24 (2013.01); C07D 213/82 (2013.01); C07D 231/14 (2013.01); B01J 2531/824 (2013.01);
Abstract
The invention relates to a method for the preparation of 2-aminobiphenyls, key intermediates in the preparation of compounds of interest in the agrochemical industry. The process comprises reacting an ortho-substituted aniline and a phenylboro derivative in the presence of a base and a palladium catalyst, said palladium catalyst comprising a palladium source and a biphenyl phosphine ligand of formula (III) or a salt thereof.