IP Library › Granted Patent US 8,999,992
Granted Patent B2
US 8,999,992 · App. 14/208,244 · Granted Apr 7, 2015

Crystalline forms of tryosine kinase inhibitors and their salts

Inventors: Jay Jie-Qiang Wu (Fremont, CA); Ling Wang (Fremont, CA)
Assignee: VM Pharma LLC
C07D261/20
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Quick Facts
Patent No.
US 8,999,992
App. No.
14/208,244
Granted
Apr 7, 2015
Kind
B2
Abstract

The invention relates to various polymorphic forms and amorphous form of sodium 4-((3-(4-cyclohexylpiperazin-1-yl)-6-oxo-6H-anthra[1,9-cd]isoxazol-5-yl)amino)benzate, including the polymorphic form A, mixtures of the polymorphs, process for the preparation thereof and the use thereof in a pharmaceutical composition containing thereof.

Claims (40)

1. A crystalline polymorph Form A of Compound I, sodium 4-((3-(4-cyclohexylpiperazin-1-yl)-6-oxo-6H-anthra[1,9-cd]isoxazol-5-yl)amino)benzoate, with the following structure:

characterized by having x-ray powder diffraction pattern peak positions at degree two-theta of 10.0±0.3, 20.1±0.3, and 23.6±0.3.

2. The crystalline polymorph of claim 1 , wherein the crystalline polymorph is further characterized by having x-ray powder diffraction pattern peak positions at degree two-theta of 14.5±0.3 and 18.1±0.3.

3. The crystalline polymorph of claim 1 , wherein the crystalline polymorph is further characterized by having x-ray powder diffraction pattern peak positions at degree two-theta of 9.7±0.3 and 21.2±0.3.

4. The crystalline polymorph of claim 1 , wherein the crystalline polymorph is further characterized by having x-ray powder diffraction pattern peak positions at degree two-theta of 14.5±0.3, 18.1±0.3, 9.7±0.3, and 21.2±0.3.

5. A crystalline polymorph Form A of compound I, sodium 4-((3-(4-cyclohexylpiperazin-1-yl)-6-oxo-6H-anthra[1,9-cd]isoxazol-5-yl)amino)benzoate, with the following structure:

characterized by having an x-ray powder diffraction pattern exhibiting three or more peak positions at degree two-theta selected from the group consisting of: 7.160, 8.757, 9.820, 10.161, 12.459, 14.641, 15.219, 17.680, 18.240, 19.104, 20.220, 21.381, 22.579, 23.721, 24.898, 25.761, 25.522, 27.161, 28.321, 29.481, 30.921, and 34.281.

6. The crystalline polymorph of claim 5 , wherein the crystalline polymorph exhibits an x-ray powder diffraction pattern having peak positions at degree two-theta of: 7.160, 8.757, 9.820, 10.161, 12.459, 14.641, 15.219, 17.680, 18.240, 19.104, 20.220, 21.381, 22.579, 23.721, 24.898, 25.761, 25.522, 27.161, 28.321, 29.481, 30.921, and 34.281.

7. The crystalline polymorph of claim 1 , wherein the crystalline polymorph exhibits an x-ray powder diffraction pattern that is substantially similar to that of FIG. 4 .

8. The crystalline polymorph of claim 5 , further characterized by having an x-ray powder diffraction pattern exhibiting five or more peak positions at degree two-theta selected from the group consisting of: 7.160, 8.757, 9.820, 10.161, 12.459, 14.641, 15.219, 17.680, 18.240, 19.104, 20.220, 21.381, 22.579, 23.721, 24.898, 25.761, 25.522, 27.161, 28.321, 29.481, 30.921, and 34.281.

9. The crystalline polymorph of claim 5 , further characterized by having an x-ray powder diffraction pattern exhibiting seven or more peak positions at degree two-theta selected from the group consisting of: 7.160, 8.757, 9.820, 10.161, 12.459, 14.641, 15.219, 17.680, 18.240, 19.104, 20.220, 21.381, 22.579, 23.721, 24.898, 25.761, 25.522, 27.161, 28.321, 29.481, 30.921, and 34.281.

10. The crystalline polymorph of claim 5 , further characterized by having an x-ray powder diffraction pattern exhibiting ten or more peak positions at degree two-theta selected from the group consisting of: 7.160, 8.757, 9.820, 10.161, 12.459, 14.641, 15.219, 17.680, 18.240, 19.104, 20.220, 21.381, 22.579, 23.721, 24.898, 25.761, 25.522, 27.161, 28.321, 29.481, 30.921, and 34.281.

11. The crystalline polymorph of claim 1 , wherein the crystalline polymorph exhibits a Raman spectrum that is substantially similar to that of FIG. 5 .

12. The crystalline polymorph of claim 1 , wherein the crystalline polymorph exhibits a differential scanning calorimetry thermogram having an endotherm with an onset of about 244° C.

13. The crystalline polymorph of claim 1 , wherein the crystalline polymorph exhibits a differential scanning calorimetry thermogram having an endotherm with a peak of about 250° C.

14. A combination, comprising:

a) a crystalline polymorph Form A of Compound I, sodium 4-((3-(4-cyclohexylpiperazin-1-yl)-6-oxo-6H-anthra[1,9-cd]isoxazol-5-yl)amino)benzoate, with the following structure:

characterized by having x-ray powder diffraction pattern peak positions at degree two-theta of 10.0±0.3, 20.1±0.3, and 23.6±0.3;

or

b) a combination of said crystalline polymorph Form A of Compound I and an amorphous form of Compound I;

and

one or more pharmaceutically acceptable excipients.

15. A solid or semi-solid dosage form, comprising:

a) a crystalline polymorph Form A of Compound I, sodium 4-((3-(4-cyclohexylpiperazin-1-yl)-6-oxo-6H-anthra[1,9-cd]isoxazol-5-yl)amino)benzoate, with the following structure:

characterized by having x-ray powder diffraction pattern peak positions at degree two-theta of 10.0±0.3, 20.1±0.3, and 23.6±0.3;

or

b) a combination of said crystalline polymorph Form A of Compound I and an amorphous form of Compound I.

16. The solid or semi-solid dosage form according to claim 15 , wherein the dosage form comprises one or more of a tablet, hard capsule, soft capsule, powder, suppository, and gel.

17. The solid or semi-solid dosage form according to claim 15 , wherein the dosage form comprises one or more of an injectable form, a transdermal patch, a sprayable form, and an implantable depot.

18. A method of treating a patient for a disease, disorder, or condition associated with NGF induced activation of a TrkA receptor, comprising:

administering the crystalline polymorph Form A of Compound I, according to claim 1 , to the patient, wherein said disease, disorder, or condition is acute pain or chronic pain.

19. A method of treating a patient for a disease, disorder, or condition associated with NGF induced activation of a TrkA receptor, comprising:

administering the crystalline polymorph Form A of Compound I, according to claim 5 , to the patient,

wherein said disease, disorder, or condition is acute pain or chronic pain.

20. A method of treating a patient for a disease, disorder, or condition associated with NGF induced activation of a TrkA receptor, comprising:

administering the combination of claim 14 to the patient,

wherein said disease, disorder, or condition is acute pain or chronic pain.

21. A method of treating a patient for a disease, disorder, or condition associated with NGF induced activation of a TrkA receptor, comprising:

administering the solid or semi-solid dosage form of claim 15 to the patient,

wherein said disease, disorder, or condition is acute pain or chronic pain.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 10, 2015
From: VM PHARMA LLC
To: PURDUE PHARMA L.P.
Reel/Frame 036535/0661 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 15, 2014
From: WU, JAY JIE-QIANG; WANG, LING
To: VM PHARMA LLC
Reel/Frame 034508/0296 →
Continuity (2)
Provisional Application 61801112 · Mar 15, 2013
Related Publication 20140275113A1 · Sep 18, 2014