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US 2009/0270477 A1Published application
Polymorphs of a hydroisoindoline tachykinin receptor antagonist
OwnerJeffrey T. Kuethe, Alex M. Cheninventors
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Abstract
This application is directed to a novel polymorph of a hydroisoindoline tachykinin receptor antagonist having the following structural formula A.
Claims15
The crystalline anhydrous Form II of the compound structural formula A
The crystalline anhydrous Form II of the compound structural formula A
- characterized by diffraction peaks obtained from the X-ray powder diffraction pattern corresponding to d-spacings of 7.7, 4.9 and 3.9 angstroms.
The crystalline anhydrous Form II of the compound structural formula A
- characterized by the X-ray powder diffraction pattern of FIG. 6.
The crystalline anhydrous Form II of the compound structural formula A
- characterized by a solid-state fluorine-19 MAS nuclear magnetic resonance spectrum showing signal at −60.4, −63.4, and −115.3 ppm.
The crystalline anhydrous Form II of the compound structural formula A
- characterized by the solid-state fluorine-19 MAS nuclear magnetic resonance spectrum of FIG. 8.
The crystalline anhydrous Form II of the compound structural formula A
- characterized by a melting onset at 218° C.
Dependencies are inferred from the claim text.