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. 04, 2017
Filed:
Feb. 04, 2016
Alphora Research Inc., Mississauga, CA;
Fabio E. S. Souza, Mississauga, CA;
Alena Rudolph, Puslinch, CA;
Ming Pan, Mississauga, CA;
Boris Gorin, Oakville, CA;
Teng Ko Ngooi, Mississauga, CA;
Jason A. Bexrud, Toronto, CA;
Ricardo Orprecio, Etobicoke, CA;
Huzaifa Rangwala, Mississauga, CA;
ALPHORA RESEARCH INC., Mississauga, Ontario, CA;
Abstract
Disclosed is a compound of formula 1, or a pharmaceutically acceptable salt thereof, where R, R, R, R, R, R, R, R, R, R, R, R, Rand Rare as disclosed herein. Also, disclosed is a process for the preparation of the compound of formula 1, or a pharmaceutically acceptable salt thereof, and intermediates used therein. The compound of formula 1 can be used in the preparation of halichondrin analogs, such as Eribulin; and a process for its preparation from the compound of formula 1 is also disclosed.