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US 2001/0037029 A1Published application
Crystal modifications of 1-(2,6-difluorobenzyl)-1H-1,2,3-triazole-4-carboxamide
AssigneeNovartis AG
InventorsRobert Portmann, Urs C. Hofmeier, Andreas Burkhard, Walter Scherrer, Martin Szelagiewicz
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Abstract
The invention relates to the novel modifications B and C of the compound 1-(2,6-difluorobenzyl)-1H-1,2,3-triazole-4-carboxamide of the formula 1 its use and pharmaceutical preparations comprising this crystal modifications.
Claims16
A modification B of the compound 1-(2,6-difluorobenzyl)-1H-1,2,3-triazole-4-carboxamide of the formula
- 3
- having characteristic lines with interplanar spacings (d values) of 11.0 Å, 8.3 Å, 5.18 Å, 4.88 Å, 4.80 Å, 4.42 Å, 4.33 Å, 4.19 Å, 4.12 Å, 3.81 Å, 3.50 Å, 3.41 Å, 3.36 Å, 3.32 Å, 3.28 Å, 3.24 Å, 3.05 Å and 2.83 Å, determined by means of an X-ray powder pattern.
A modification C of the compound 1-(2,6-difluorobenzyl)-1H-1,2,3-triazole4-carboxamide of the formula
- 4
- having characteristic lines with interplanar spacings (d values) of 9.0 Å, 4.73 Å, 4.65 Å, 3.75 Å, 3.54 Å, 3.42 Å, 3.25 Å, determined by means of an X-ray powder pattern.
Dependencies are inferred from the claim text.