Solid state forms of sitagliptin salts
Crystalline forms of Sitagliptin salts, processes for preparing crystalline forms of Sitagliptin salts, and pharmaceutical compositions of Sitagliptin salts are provided.
1. Crystalline sitagliptin sulfate Form S9, characterized by data selected from: a powder XRD pattern with peaks at 12.7°, 15.7°, 17.7°, 21.0°, and 21.9°±0.2° 2θ; a powder XRD pattern as shown in FIG. 1 ; and any combination thereof.
2. Crystalline sitagliptin sulfate Form S11, characterized by data selected from: a powder XRD pattern with peaks at 3.9°, 7.9°, 11.8°, 16.4°, and 17.8°±0.2° 2θ; a powder XRD pattern as shown in FIG. 8 ; and any combination thereof.
3. Crystalline sitagliptin sulfate Form S13, characterized by data selected from: a powder XRD pattern with peaks at 5.6°, 8.5°, 16.6°, 17.4°, and 19.0°±0.2° 2θ; a powder XRD pattern as shown in FIG. 18 ; and any combination thereof.
4. Crystalline sitagliptin sulfate Form S14, characterized by data selected from: a powder XRD pattern with peaks at 9.1°, 10.3°, 18.6°, 21.6°, and 22.7°±0.2° 2θ; a powder XRD pattern as shown in FIG. 11 ; a solid-state 13 C NMR spectrum with signals at 122.3, 151.2 and 170.2±0.2 ppm; a solid-state 13 C NMR spectrum having chemical shift differences between the signal exhibiting the lowest chemical shift in the chemical shift range of 100 to 190 ppm and another in the chemical shift range of 100 to 190 ppm of 18.8, 47.7 and 66.7±0.1 ppm; a solid-state 13 C NMR spectrum is depicted in FIG. 23 or 24 ; and any combination thereof.
5. Crystalline sitagliptin sulfate Form S16, characterized by data selected from: a powder XRD pattern with peaks at 9.2°, 16.3°, 18.5°, 20.6°, and 23.8°±0.2° 2θ; a powder XRD pattern as shown in FIG. 13 ; a solid-state 13 C NMR spectrum with signals at 120.8, 150.0 and 171.1±0.2 ppm; a solid-state 13 C NMR spectrum having chemical shift differences between the signal exhibiting the lowest chemical shift in the chemical shift range of 100 to 190 ppm and another signal in the chemical shift range of 100 to 190 ppm of 16.1, 45.3 and 66.4±0.1 ppm; a solid-state 13 C NMR spectrum as depicted in FIG. 25 or 26 ; and any combination thereof.
6. Crystalline sitagliptin sulfate Form S14, characterized by data selected from: a powder XRD pattern with peaks at 9.1°, 10.3°, 18.6°, 21.6°, and 22.7°±0.2° 2θ; a powder XRD pattern as shown in FIG. 11 ; and any combination thereof.
7. Crystalline sitagliptin sulfate Form S14 of claim 6 , further characterized by data selected from: a solid-state 13 C NMR spectrum with signals at 122.3, 151.2 and 170.2±0.2 ppm; a solid-state 13 C NMR spectrum having chemical shift differences between the signal exhibiting the lowest chemical shift in the chemical shift range of 100 to 190 ppm and another signal in the chemical shift range of 18.8, 47.7 and 66.7±0.1 ppm; a solid-state 13 C NMR spectrum is depicted in FIG. 23 or 24 ; and any combination thereof.
8. Crystalline sitagliptin sulfate Form S16, characterized by data selected from: a powder XRD pattern with peaks at 9.2°, 16.3°, 18.5°, 20.6°, and 23.8°±0.2° 2θ; a powder XRD pattern as shown in FIG. 13 ; and any combination thereof.
9. Crystalline sitagliptin sulfate Form S16 of claim 8 , further characterized by data selected from: a solid-state 13 C NMR spectrum with signals at 120.8, 150.0 and 171.1±0.2 ppm; a solid-state 13 C NMR spectrum having chemical shift differences between the signal exhibiting the lowest chemical shift in the chemical shift range of 100 to 190 ppm and another signal in the chemical shift range of 100 to 190 ppm of 16.1, 45.3 and 66.4±0.1 ppm; a solid-state 13 C NMR spectrum as depicted in FIG. 25 or 26 ; and any combination thereof.