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. 24, 2022
Filed:
Oct. 21, 2020
Applicant:
Alexion Pharmaceuticals, Inc., Boston, MA (US);
Inventors:
Anjali Pandey, Fremont, CA (US);
Arvinder Sran, Fremont, CA (US);
Ying Chen, Thousand Oaks, CA (US);
Daniele Poggiali, Lugano, CH;
Tiziano Fumagalli, Lipomo, IT;
Assignee:
Alexion Pharmaceuticals, Inc., Boston, MA (US);
Primary Examiner:
Int. Cl.
CPC ...
C07D 239/42 (2006.01); C07D 403/12 (2006.01); C07D 239/47 (2006.01); C07D 239/48 (2006.01);
U.S. Cl.
CPC ...
C07D 403/12 (2013.01); C07D 239/42 (2013.01); C07D 239/47 (2013.01); C07D 239/48 (2013.01);
Abstract
The present disclosure provides processes for the preparation of cerdulatinib, which is of formula I: or a salt thereof. The disclosure also provides intermediates and processes for the preparation of the intermediates useful in the preparation of cerdulatinib or a salt thereof.