IP Library › Patent Application 14312006
Patent Application
App. No. 14/312,006

Crystalline Pharmaceutical

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Patent No.
US None
App. No.
14/312,006
Abstract

New crystalline forms of lopinavir are disclosed.

Claims (8)

1 . A hydrated crystalline form of lopinavir with characteristic peaks in the powder X-ray diffraction pattern at values of two theta of 7.25°±0.1°, 8.53°±0.1°, 10.46°±0.1°, 11.05°±0.1°, 11.71°±0.1°, 14.76°±0.1°, 15.30°±0.1°, 16.67°±0.1°, 17.32°±0.1°, 19.10°±0.1°, 19.57°±0.1°, 21.24°±0.1°, 21.84°±0.1° and 22.46°±0.1°.

2 . A higher hydrated crystalline form of lopinavir with characteristic peaks in the powder X-ray diffraction pattern at values of two theta of 3.89°±0.1°, 6.55°±0.1°, 7.76°±0.1°, 8.55°±0.1°, 9.70°±0.1°, 10.56°±0.1°, 14.76°±0.1°, 15.57°±0.1°, 18.30°±0.1°, 18.95°±0.1° and 22.74°±0.1°.

3 . A higher hydrated crystalline form of lopinavir with characteristic peaks in the powder X-ray diffraction pattern at values of two theta of 3.89°±0.1°, 6.55°±0.1°, 7.76°±0.1°, 8.55°±0.1°, 9.70°±0.1°, 10.56°±0.1°, 14.76°±0.1°, 15.06°±0.1°, 15.57°±0.1°, 16.49°±0.1°, 17.51°±0.1°, 18.30°±0.1°, 18.95°±0.1°, 21.73°±0.1° and 22.74°±0.1°.

4 . A solvated crystalline form of lopinavir with characteristic peaks in the solid state infrared spectrum at a position within the ranges of 1661-1673 cm −1 , 1645-1653 cm −1 and 1619-1629 cm −1 .

5 . A desolvated crystalline form of lopinavir with at least one characteristic peak in the solid state infrared spectrum at a position within the range 1655-1662 cm −1 .

6 . A desolvated crystalline form of lopinavir with characteristic peaks in the solid state infrared spectrum at a position within the ranges of 1655-1662 cm −1 and 1636-1647 cm −1 .

7 . A desolvated crystal form of lopinavir with characteristic peaks in the powder X-ray diffraction pattern at values of two theta of 4.85°±0.1°, 6.39°±0.1°, 7.32°±0.1°, 8.81°±0.1°, 12.20°±0.1°, 12.81°±0.1°, 14.77°±0.1°, 16.45°±0.1° and 17.70°±0.1°.

8 . A desolvated crystal form of lopinavir with characteristic peaks in the powder X-ray diffraction pattern at values of two theta of 4.85°±0.1°, 6.39°±0.1°, 7.32°±0.1°, 8.81°±0.1°, 12.20°±0.1°, 12.81°±0.1°, 14.77°±0.1°, 16.45°±0.1°, 17.70°±0.1°, 18.70°±0.1°, 20.68°±0.1°, 20.92°±0.1°, 22.06°±0.1° and 22.76°±0.1°.