IP Library Granted Patent US 8,946,424
Granted Patent B2
US 8,946,424 · App. 14/268,762 · Granted Feb 3, 2015

Deuterated amlexanox

Inventors: Alan R. Saltiel (Ann Arbor, MI); Hollis D. Showalter (Ann Arbor, MI); Scott Larsen (South Lyon, MI)
Assignee: The Regents of the University of Michigan
C07D491/052
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Quick Facts
Patent No.
US 8,946,424
App. No.
14/268,762
Granted
Feb 3, 2015
Kind
B2
Abstract

Provided herein is technology relating to deuterated amlexanox and particularly, but not exclusively, to compositions comprising deuterated amlexanox, methods of producing deuterated amlexanox, and uses of deuterated amlexanox.

Claims (14)

1. A composition comprising a compound having a structure according to:

or a pharmaceutically acceptable salt thereof, wherein one or more of X, Y, or Z is enriched with deuterium more than 1% an atom that is deuterium (D) and

a) X, Y, or Z is CD 3 , D, or CH 2 CDH 2 ;

b) X and Y are CD 3 and Z is D;

c) X and Y are CH 3 and Z is D; or

d) X is CH 3 , Y is CH 2 D, and Z is D.

2. The composition of claim 1 produced by a method comprising providing a deuterated precursor and synthesizing the deuterated amlexanox from the deuterated precursor.

3. The composition of claim 2 wherein the deuterated precursor is a deuterated alcohol.

4. The composition of claim 2 wherein the deuterated precursor is R 2 CDOH.

5. The composition of claim 1 wherein the composition is a pharmaceutical composition.

6. The composition of claim 5 further comprising a pharmaceutically acceptable carrier.

7. The composition of claim 1 wherein X, Y, or Z is enriched with deuterium more than 10%.

8. The composition of claim 1 wherein X, Y, or Z is enriched with deuterium more than 50%.

9. The composition of claim 1 wherein X, Y, or Z is enriched with deuterium more than 90%.

Assignments (2)
CONFIRMATORY LICENSE Recorded Sep 11, 2014
From: UNIVERSITY OF MICHIGAN
To: NATIONAL INSTITUTES OF HEALTH (NIH), U.S. DEPT. OF HEALTH AND HUMAN SERVICES (DHHS), U.S. GOVERNMENT
Reel/Frame 033721/0807 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 28, 2014
From: SALTIEL, ALAN R.; LARSEN, SCOTT; SHOWALTER, HOLLIS D.
To: THE REGENTS OF THE UNIVERSITY OF MICHIGAN
Reel/Frame 032978/0943 →
Continuity (2)
Provisional Application 61818753 · May 2, 2013
Related Publication 20140329848A1 · Nov 6, 2014