Olanzapine dihydrate D
First Claim
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1. Olanzapine dihydrate D, which has an X-ray powder diffraction pattern with the following interplanar spacings (d) in Angstroms:
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Abstract
The present invention provides the novel Dihydrate D 2-methyl-thieno-benzodiazepine and a formulation therefor.
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21 Claims
- 1. Olanzapine dihydrate D, which has an X-ray powder diffraction pattern with the following interplanar spacings (d) in Angstroms:
- 14. A process for preparing a crystalline olanzapine dihydrate D comprising stirring technical grade olanzapine in an aqueous solvent from about one hour to about six days until dihydrate D is formed.
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20. Olanzapine dihydrate D having an X-ray powder diffraction pattern with the following interplanar spacings (d) in Angstroms:
9.45, 7.45, 5.22, 4.40, 4.35 &
4.28.
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21. Olanzapine dihydrate D having an X-ray powder diffraction pattern with the following interplanar spacings (d) in Angstroms:
- 9.45, 7.71, 7.45, 5.22, 4.98, 4.78, 4.40, 4.35, 4.28 &
3.38.
- 9.45, 7.71, 7.45, 5.22, 4.98, 4.78, 4.40, 4.35, 4.28 &
Specification