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:
May. 06, 2025
Filed:
Dec. 02, 2020
Applicant:
Fmc Corporation, Philadelphia, PA (US);
Inventors:
Junbae Hong, Newark, DE (US);
Joerg Bruening, Wilmington, DE (US);
Assignee:
FMC Corporation, Philadelphia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 413/12 (2005.12); C07D 239/38 (2005.12); C07D 261/08 (2005.12);
U.S. Cl.
CPC ...
C07D 413/12 (2012.12); C07D 239/38 (2012.12); C07D 261/08 (2012.12);
Abstract
A method for preparing a compound of Formula (1) and compounds therefrom, comprising treating a compound of Formula (2) to provide a compound of Formula (5) and treating the compound of Formula (5) with a hydroxylamine salt wherein R, Rand m are as defined in the specification. The compound of Formula (1), prepared by the above method, can be used to prepare a compound of Formula (8) wherein R, R, Rand m are as defined in the specification.