Solid state forms of a pharmaceutical
View Patent ↗The invention provides and describes solid state 17α-ethynyl-androst-5-ene-3β, 7β,17β-triol including amorphous and crystalline forms and specific polymorphic forms thereof. Anhydrates and solvates of 17α-ethynyl-androst-5-ene-3β, β,17β-triol include Form I anhydrate and Form IV and Form V solvates. The invention further relates to solid and suspension formulations containing 17α-ethynyl-androst-5-ene-3β,7β,17β-triol in a described solid state form and use of the formulations to treat hyperglycemic conditions, such as type 2 diabetes and metabolic syndrome, and autoimmune conditions, such as rheumatoid arthritis, ulcerative colitis and type 1 diabetes, among other inflammation related conditions in subjects or human patients. The invention also relates to methods to make liquid formulations from solid state forms of 17α-ethynyl-androst-5-ene-3β, 7β,17β-triol and uses of such formulations in treating the described conditions.
1. Crystalline 17α-ethynylandrost-5-ene-3β,7β,17β-triol, wherein the crystalline 17α-ethynylandrost-5-ene-3β,7β,17β-triol is Form I having:
(i) an X-ray powder diffraction pattern with peak positions of 10.38±0.1, 16.20±0.1 and 17.75±0.1 degrees 2-theta, or
(ii) an X-ray powder diffraction pattern with peak positions of 10.38±0.1, 16.20±0.1 degrees 2-theta and a differential scanning calorimetry thermogram with a sharp endotherm at about 266° C., obtained using a temperature ramp of 10° C./min, or
(iii) an X-ray powder diffraction pattern with peak positions of 10.38±0.1, 16.20±0.1 degrees 2-theta and one, two or three additional peak positions selected from the group consisting of 12.64±0.1, 15.08±0.1, 16.73±0.1, 28.92±0.1 degrees 2-theta, or
(iv) a Raman spectroscopy spectrum with absorptions at peak positions of about 2106 and 1674 cm −1 , or
(v) a Raman spectroscopy spectrum with absorptions at peak positions of 2106 and 1674 cm -l and one, two or three additional absorptions with peak positions at about 2947, 2887, 976, 507, 484, 470, 370, 301, 247 or 226 cm −1 , or
(vi) a Raman spectroscopy spectrum substantially identical to that of FIG. 5A or FIG. 5B , or
(vii) a morphology essentially as shown in FIG. 6A or FIG. 6B , or
(viii) a combination of two or more of (i)-(vii) that have non-overlapping data.
2. Crystalline 17α-ethynylandrost-5-ene-3β,7β,17β-triol wherein the crystalline 17α-ethynylandrost-5-ene-3β,7β,17β-triol is Form II having
(i) an X-ray powder diffraction pattern with peak positions of 2.49±0.1, 5.04±0.1 and 16.20±0.1 degrees 2-theta, or
(ii) an X-ray powder diffraction pattern with peak positions of 2.49±0.1, 5.04±0.1 and 16.20±0.1 degrees 2-theta and a differential scanning calorimetry thermogram with a sharp endotherm at about 259° C. obtained using a temperature ramp of 10° C/min, or
(iii) an X-ray powder diffraction pattern with peak positions of 2.49±0.1, 5.04±0.1 and 16.20±0.1 degrees 2-theta and one, two or three peak positions selected from the group consisting of 7.46±0.1, 10.44±0.1, 17.73±0.1, 28.92±0.1 degrees 2-theta, or
(iv) the characteristics of (i) and (iii), or (ii) and (iii).
3. Crystalline 17α-ethynylandrost-5-ene-3β,7β,17β-triol wherein the crystalline 17α-ethynylandrost-5-ene-3β,7β,17β-triol is Form III having
(i) an X-ray powder diffraction pattern with peak positions of 15.24±0.1, 15.66±0.1, 16.59±0.1 degrees 2-theta or
(ii) an X-ray powder diffraction pattern with peak positions of 15.24±0.1, 15.66±0.1, 16.59±0.1 degrees 2-theta and a differential scanning calorimetry thermogram with a broad endotherm centered at between about 105-108° C. obtained using a temperature ramp of 10° C./min, and a thermogravimetric analysis thermogram with between about 8-9.6% weight loss from 20° C. to 100° C. using a temperature ramp of 10° C./min, or
(iii) an X-ray powder diffraction pattern with peak positions of 15.24±0.1, 15.66±0.1, 16.59±0.1 degrees 2-theta and one, two or three additional peak positions selected from the group consisting of 8.34±0.1, 12.27±0.1 and 27.75±0.1 degrees 2-theta, or
(iv) a Raman spectroscopy spectrum with absorptions at peak positions of about 2108 and 1666 cm −1 , or
(v) a Raman spectroscopy spectrum with absorptions at peak positions of about 2108 and 1666 cm −1 and one, two or three additional absorptions with peak positions at about 2950, 2933, 1469, 983, 681, 654, 517, 380, 251 or 224 cm −1 , or
(vi) a Raman spectroscopy spectrum substantially identical to that of FIG. 13A or FIG. 13B , or
(vii) a combination of two or more of (i)-(vi) that have non-overlapping data.
4. Crystalline 17α-ethynylandrost-5-ene-3β,7β,17β-triol wherein the crystalline 17α-ethynylandrost-5-ene-3β,7β,17β-triol is Form IV having
(i) an X-ray powder diffraction pattern with peak positions of 15.24±0.1, 15.66±0.1, 16.62±0.1 degrees 2-theta, or
(ii) an X-ray powder diffraction pattern with peak positions of 15.24±0.1, 15.66±0.1, 16.62±0.1 degrees 2-theta and one, two or three peak positions selected from the group consisting of 8.31±0.1, 10.44±0.1, 12.27±0.1, 16.20±0.1 and 27.75±0.1 degrees 2-theta, or
(iii) an X-ray powder diffraction pattern with peak positions of 15.24±0.1, 15.66±0.1, 16.62±0.1 degrees 2-theta, and a differential scanning calorimetry thermogram with a broad endotherm centered at between about 105-108° C. obtained using a temperature ramp of 10° C./min, and a thermogravimetric analysis thermogram with between about 9-9.7% weight loss from 20° C. to 100° C. using a temperature ramp of 10° C./min, or
(iv) a Raman spectroscopy spectrum with absorptions at peak positions of about 2108 and 1666 cm −1 ,
(v) a Raman spectroscopy spectrum with absorptions at peak positions of about 2108 and 1666 cm −1 and one, two or three additional absorptions with peak positions at about 2950, 2933, 1469, 983, 681, 654, 577, 467, 380, 251 or 224cm −1 , or
(vi) a Raman spectroscopy spectrum substantially identical to that of FIG. 16A or FIG. 16B , or
(vii) a combination of two or more of (i)-(vi) that have non-overlapping data.
5. Amorphous 17α-ethynylandrost-5-ene-3β,7β,17β-triol having
(i) an X-ray powder diffraction pattern with a broad band centered at about 16 degree 2 theta or an X-ray powder diffraction pattern substantially identical to FIG. 17 , or
(ii) a modulated differential thermal analysis thermogram with T g of about 44 ° C., obtained from the inflection point of the reversing heat flow trace, using a temperature ramp of 1° C./min, or
(iii) a thermogravimetric analysis thermogram weight loss of about 11% when heated from about 30° C. to about 110° C. and an additional weight loss of about 5% when heated further to 200° C., obtained using a temperature ramp of 10° C/min, or
(iv) a Raman spectroscopy spectrum with absorptions at peak positions of about 2105 and 1673 cm −1 , or
(v) a Raman spectroscopy spectrum with absorptions at peak positions of about 2105 and 1673 cm −1 and one, two or three peak positions at about 2972, 2937, 684, 538, 484, 470, 372 or 226 cm −1 ,
(vi) or a Raman spectroscopy spectrum substantially identical to that of FIG. 19A or FIG. 19B , or
(vi) a combination of two or more of (i)-(vi) that have non-overlapping data.
6. A method to make crystalline Form I 17α-ethynyl-androst-5-ene-3β,7β,17β-triol comprising the step of reducing in volume a solution of 17α-ethynyl-androst-5-ene-3β,7β,17β-triol in methanol-water, methanol-tetrahydrofuran or acetone or removing methanol from a solution of 17α-ethynyl-androst-5-ene-3β,7β,17β-triol in methanol-water by distillation concommitant with addition of water wherein the initial volume of the solution is substantially maintained or removing solvent from a solution of 17α-ethynyl-androst-5-ene-3β,7β,17β-triol in ethanol by evaporation.