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:
Jul. 09, 2024
Filed:
Apr. 28, 2023
Cyclerion Therapeutics, Inc., Cambridge, MA (US);
Debra Jane Wallace, Lexington, MA (US);
Fenger Zhou, Cambridge, MA (US);
Yuguang Wang, Cambridge, MA (US);
Takashi Nakai, Newton, MA (US);
Vishnu Vardhan Reddy Karnati, Sudbury, MA (US);
Wayne C. Schairer, Westboro, MA (US);
William Kissel, Cambridge, MA (US);
Song Xue, Newton, MA (US);
Ahmad Hashash, Southborough, MA (US);
Cyclerion Therapeutics, Inc., Cambridge, MA (US);
Abstract
The present disclosure relates to novel processes for the preparation of compounds of Formula I. Some of these compounds are useful as stimulators of soluble guanylate cyclase (sGC). Others are useful intermediates towards the preparation of said stimulators. These processes are amenable to large scale preparation and produce stable 3-(2-pyrimidinyl)pyrazoles of Formula I in high purity and yields. The present invention has the additional advantage of facile reaction conditions, amenable to scale up for large scale manufacturing. The disclosure also provides novel intermediates useful in the preparation of said compounds.