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:
Dec. 10, 2024
Filed:
Dec. 20, 2019
Applicant:
Ogeda SA, Brussels, BE;
Inventors:
Hamid Hoveyda, Brussels, BE;
Guillaume Dutheuil, Vedrin, BE;
Assignee:
Ogeda SA, Vilvoorde, BE;
Primary Examiner:
Int. Cl.
CPC ...
C07D 285/04 (2006.01); C07D 285/08 (2006.01);
U.S. Cl.
CPC ...
C07D 285/08 (2013.01);
Abstract
The present invention relates to a method of synthesis of compound (I), wherein Rrepresents methyl or methyl-d3, thus corresponding to 3-methyl-1,2,4-thiadiazole-5-carbohydrazide or to the methyl-d3 deuterated form thereof. These compounds are useful as key intermediates in the synthesis of pharmaceutical compounds, especially fezolinetant and deuterated fezolinetant.