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:
Sep. 17, 2024
Filed:
May. 08, 2020
Applicant:
Suzhou Pengxu Pharmatech Co., Ltd., Suzhou, CN;
Assignee:
SUZHOU PENGXU PHARMATECH CO., LTD., Suzhou, CN;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 487/14 (2006.01);
U.S. Cl.
CPC ...
C07D 487/14 (2013.01); C07B 2200/13 (2013.01);
Abstract
The present application provides a upadacitinib salt compound and a preparation method therefor. The salt involved in the method in the present application has an easy preparation operation, a cheap raw material easy to get, and a good purification effect on upadacitinib, and is beneficial to industrial production.