CPC C07D 491/04 (2013.01) [C07B 2200/13 (2013.01)] | 5 Claims |
1. A crystalline form of an acid addition salt of the following compound of Formula 1:
![]() wherein the crystalline form is selected from:
a crystalline form of dihydrochloride trihydrate (2HCl·3H2O) of the compound of Formula 1 and has an X-ray powder diffraction (XRPD) spectrum comprising peaks at diffraction angles (2θ±0.2°) of 6.4°, 7.1°, 12.8°, 15.6°, and 21.2°, when irradiated with a Cu-Kα light source;
a crystalline form of monohydrochloride dihydrate (1HCl·2H2O) of the compound of Formula 1 and has an X-ray powder diffraction (XRPD) spectrum comprising peaks at diffraction angles (2θ±0.2°) of 7.0°, 7.9°, 15.8°, 17.2°, 18.6°, 20.6°, 21.3°, and 23.2°, when irradiated with a Cu-Kα light source;
a crystalline form of monohydrochloride anhydrous (1HCl) of the compound of Formula 1 and has an X-ray powder diffraction (XRPD) spectrum comprising peaks at diffraction angles (2θ±0.2°) of 4.9°, 14.8°, and 21.2°, when irradiated with a Cu-Kα light source;
a crystalline form of methanesulfonic anhydride (1MsOH) of the compound of Formula 1 and has an X-ray powder diffraction (XRPD) spectrum comprising peaks at diffraction angles (2θ±0.2°) of 11.8°, 17.2°, 19.0°, 20.0°, 22.8°, and 24.0°, when irradiated with a Cu-Kα light source;
a crystalline form of methanesulfonate monohydrate (1MsOH·1H2O) of the compound of Formula 1 and has an X-ray powder diffraction (XRPD) spectrum comprising peaks at diffraction angles (2θ±0.2°) of 7.6°, 15.2°, 17.0°, 18.7°, 20.8°, and 22.8°, when irradiated with a Cu-Kα light source; or
a crystalline form of ethanesulfonic anhydride (1EsOH) of the compound of Formula 1 and has an X-ray powder diffraction (XRPD) spectrum comprising peaks at diffraction angles (2θ+0.2°) of 17.1°, 18.6°, 21.3°, 22.3°, 23.0°, and 23.6°, when irradiated with a Cu-Kα light source.
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