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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.:

US 11753392 B1

PDFFull Text
Date of Patent:
Sep. 12, 2023

Filed:

Apr. 12, 2019

Method for synthesis of deuterated amide and deuterated sulfonamide

Applicant:

Hinova Pharmaceuticals Inc., Sichuan, CN;

Inventors:

Wu Du, Sichuan, CN;

Kun Wen, Sichuan, CN;

Jinyun He, Sichuan, CN;

Haibo Li, Sichuan, CN;

Dekun Qin, Sichuan, CN;

Xinghai Li, Sichuan, CN;

Yuanwei Chen, Sichuan, CN;

Assignee:

HINOVA PHARMACEUTICALS INC., Sichuan, CN;

Attorneys:

NKL Law

Allen Xue

Primary Examiner:

Matthew P Coughlin

Int. Cl.
CPC ...
C07D 401/04 (2006.01); C07C 231/24 (2006.01); C07D 233/02 (2006.01); C07D 401/06 (2006.01);
U.S. Cl.
CPC ...
C07D 401/04 (2013.01); C07C 231/24 (2013.01); C07D 233/02 (2013.01); C07D 401/06 (2013.01); C07C 2601/14 (2017.05); C07C 2601/16 (2017.05);
Abstract

A novel method for synthesizing deuterated amides and deuterated sulfonamides includes the following steps: (1) adding a compound M, DMAP, R—X to a solvent to obtain a compound N after a reaction is complete; and (2) adding the compound N, R—NH—R, or a salt and base thereof to a solvent, and purifying after a reaction is complete to obtain a compound I.

Find Patent Forward Citations

Du, Wu. (2023). Method for synthesis of deuterated amide and deuterated sulfonamide (U.S. Patent No. 11753392). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11753392

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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