IP Library Granted Patent US 11,691,944
Granted Patent B2
US 11,691,944 · App. 17/077,446 · Granted Jul 4, 2023

Solabegron zwitterion and uses thereof

Inventors: Raymond E. Stevens (West Chester, PA); Dalian Zhao (Fanwood, NJ); Bingidimi Itute Mobele (Altamont, NY)
Assignee: B3AR THERAPEUTICS, INC.
C07C229/52A61K31/196A61K45/06C07C227/16C07D233/26C07D498/04C07B2200/13
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 11,691,944
App. No.
17/077,446
Granted
Jul 4, 2023
Kind
B2
Abstract

This application relates to solabegron zwitterion useful for the treatment of lower urinary tract symptoms such as, for example, overactive bladder and prostate disorders. Additionally, this application relates to pharmaceutical compositions and methods of treatment utilizing the solabegron zwitterion for treating lower urinary tract symptoms. This application also relates to methods of preparing solabegron hydrochloride from the solabegron zwitterion.

Claims (22)

1. A solid compound according to Formula II:

or a pharmaceutically acceptable salt, or stereoisomer, thereof, wherein the solid compound is an anhydrous crystalline solid or hydrated isopropanol solvate.

2. A pharmaceutical composition comprising: a therapeutically effective amount of a solid compound according to Formula II:

or a pharmaceutically acceptable salt, or stereoisomer, thereof, wherein the solid compound is an anhydrous crystalline solid or hydrated isopropanol solvate; and

at least one pharmaceutically acceptable carrier or excipient.

3. The solid compound according to claim 1 , wherein the compound is characterized by an x-ray powder diffraction pattern having peaks expressed in degrees 2θ at 6.3, 12.6, 18.6, 18.9, 20.9, 22.4, 25.3, and 25.5.

4. The solid compound according to claim 1 , wherein the compound is characterized by an x-ray powder diffraction pattern having peaks expressed in degrees 2θ at 6.2, 12.5, 18.8, 20.6, and 25.2.

5. The solid compound according to claim 1 , wherein the compound is characterized by an x-ray powder diffraction pattern having peaks expressed in degrees 2θ at 6.2, 12.5, 18.6, 18.8, 20.6, 22.3, and 25.2.

6. The solid compound according to claim 1 , wherein the compound is characterized by an x-ray powder diffraction pattern having peaks expressed in degrees 2θ at 6.2, 12.5, 16.9, 18.6, 18.8, 20.6, 21.1, 21.5, 22.3, 25.2, 26.6, and 32.9.

7. The solid compound according to claim 1 , wherein the compound is characterized by an x-ray powder diffraction pattern having peaks expressed in degrees 2θ at 17.6, 18.7, 19.6, 20.1, 20.5, 23.7, and 25.8.

8. The solid compound according to claim 1 , wherein the compound is characterized by an x-ray powder diffraction pattern having peaks expressed in degrees 2θ at 9.4, 15.1, 16.2, 17.6, 18.7, 19.6, 20.1, 20.5, 21.8, 22.6, 23.7, 24.8, 25.8, and 28.9.

9. The solid compound according to claim 1 , wherein the compound is characterized by an x-ray powder diffraction pattern having peaks expressed in degrees 2θ at 6.1, 7.5, 9.4, 11.3, 14.5, 15.1, 16.2, 17.6, 18.7, 19.6, 20.1, 20.5, 21.8, 22.6, 23.7, 24.8, 25.8, 28.9, and 39.2.

10. The solid compound according to claim 4 , wherein the crystalline solid is an anhydrous crystalline solid.

11. The solid compound according to claim 4 , wherein the compound is at least about 97.0% by weight pure.

12. The compound according to claim 4 , wherein no single impurity is present in an amount greater than about 0.5% by weight.

13. A pharmaceutical composition comprising: a therapeutically effective amount of a solid compound according to claim 4 , and at least one pharmaceutically acceptable carrier or excipient.

14. The solid compound according to claim 4 , wherein the crystalline solid is a single polymorph.

15. The solid compound according to claim 7 , wherein the crystalline solid is a hydrate of isopropanol solvate.

16. The solid compound according to claim 7 wherein the compound is at least about 97.0% by weight pure.

17. The compound according to claim 7 , wherein no single impurity is present in an amount greater than about 0.5% by weight.

18. A pharmaceutical composition comprising: a therapeutically effective amount of a solid compound according to claim 7 , and at least one pharmaceutically acceptable carrier or excipient.

19. The solid compound according to claim 7 , wherein the crystalline solid is a single polymorph.

Assignments (5)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 14, 2021
From: VELICEPT THERAPEUTICS, INC.
To: VELICEPT (ASSIGNMENT FOR THE BENEFIT OF CREDITORS), LLC
Reel/Frame 056855/0983 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 19, 2021
From: VELICEPT (ASSIGNMENT FOR THE BENEFIT OF CREDITORS), LLC; VELICEPT THERAPEUTICS, INC.
To: B3AR THERAPEUTICS, INC.
Reel/Frame 056285/0273 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 22, 2020
From: STEVENS, RAYMOND E.
To: VELICEPT THERAPEUTICS, INC.
Reel/Frame 054141/0738 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 22, 2020
From: ZHAO, DALIAN; J-STAR RESEARCH, INC.
To: VELICEPT THERAPEUTICS, INC.
Reel/Frame 054141/0867 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 22, 2020
From: MOBELE, BINGIDIMI ITUTE; RONDAXE PHARMA, LLC
To: VELICEPT THERAPEUTICS, INC.
Reel/Frame 054142/0001 →
Continuity (9)
Continuation 16246114 · Jan 11, 2019
Continuation 16018945 · Jun 26, 2018
Division 15332956 · Oct 24, 2016
Provisional Application 62345357 · Jun 3, 2016
Provisional Application 62345327 · Jun 3, 2016
Provisional Application 62345574 · Jun 3, 2016
Provisional Application 62245670 · Oct 23, 2015
Provisional Application 62245656 · Oct 23, 2015
Related Publication 20210317073A1 · Oct 14, 2021
Cited By (1)
US 12,435,026