Crystal modifications of 1-(2,6-difluoro benzyl)-1H-1,2,3-triazole-4-carboxamide
OwnerRobert Portmann, Urs Christoph Hofmeier +3inventors
InventorsRobert Portmann, Urs Christoph Hofmeier, Andreas Burkhard, Walter Scherrer, Martin Szelagiewicz
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Abstract
The invention relates to the novel modification A or A′ 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 modification.
Claims15
Modification A of the compound 1-(2,6-difluorobenzyl)-1H-1,2,3-triazole-4-carboxamide of the formula
- 3
- characterized by characteristic lines at interplanar spacings (d values) of 10.5 Å, 5.14 Å, 4.84 Å, 4.55 Å, 4.34 Å, 4.07 Å, 3.51 Å, 3.48 Å, 3.25 Å, 3.19 Å, 3.15 Å, 3.07 Å, 2.81 a, determined by means of an x-ray powder pattern.
A modification of the compound 1-(2,6-difluorobenzyl)-1H-1,2,3-triazole-4-carboxamide characterized by bands at 3412 cm−1 and 3092 cm−1 in the FT-IR spectrum.
A modification of the compound 1-(2,6-difluorobenzyl)-1H-1,2,3-triazole-4-carboxamide characterized by a band at 1080 cm−1 in the FT-Raman spectrum.
Dependencies are inferred from the claim text.