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. 13, 2016
Filed:
Mar. 17, 2015
Applicant:
Macopharma, S.a.s., Mouvaux, FR;
Inventor:
Bernard Refouvelet, Besancon, FR;
Assignee:
Macopharma, S.A.S., Mouvaux, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 493/00 (2006.01); C07D 311/16 (2006.01); C07D 493/04 (2006.01);
U.S. Cl.
CPC ...
C07D 311/16 (2013.01); C07D 493/04 (2013.01);
Abstract
Methods for the synthesis of psoralen derivatives are provided. In one embodiment, the method may include acetylating a compound of formula (II) to form a compound of formula (III), subjecting the compound of formula (III) to a Fries rearrangement to form a compound of formula (IV), and subjecting the compound of formula (IV) to cyclization, reduction and aromatization, to form a compound having the following formula (I):
Quick Actions:
Refouvelet, Bernard. (2016). Methods for synthesis of psoralen derivatives (U.S. Patent No. 9440940). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9440940
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile