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:
Jan. 03, 2023
Filed:
Jan. 03, 2019
Applicant:
Eisai R&d Management Co., Ltd., Tokyo, JP;
Inventors:
Hyeong-Wook Choi, Andover, MA (US);
Francis G. Fang, Andover, MA (US);
Assignee:
EISAI R&D MANAGEMENT CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 493/22 (2006.01); C07D 307/28 (2006.01); C07D 493/04 (2006.01); C07D 407/06 (2006.01); C07D 407/14 (2006.01); A61P 35/00 (2006.01);
U.S. Cl.
CPC ...
C07D 493/22 (2013.01); C07D 307/28 (2013.01); C07D 407/06 (2013.01); C07D 407/14 (2013.01); C07D 493/04 (2013.01);
Abstract
The invention provides methods utilizing Prins reaction in the preparation of compounds that may be useful as intermediates in the synthesis of halichondrin macrolides and analogs thereof. The invention also provides compounds that may be useful as intermediates in the synthesis of a halichondrin macrolides and methods for preparing the same.
Choi, Hyeong-Wook. (2023). Prins reaction and compounds useful in the synthesis of halichondrin macrolides and analogs thereof (U.S. Patent No. 11542269). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11542269
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile