Tests | Specifications | Results |
Appearance | White or off-white crystaline powder |
White
Crystalline powder |
Solubility |
Soluble in Chloroform;
Soluble in ethanol when heated |
Conform |
ldentification |
(1)Maximum absorption in wavelength of 240 nm
Minimum absorption in wavelength of 215 nm |
Conform
Conform |
(2)Infrared spectrum should be in accordance the dominant peak of contrast | In accordance with the dominant peak of contrast | |
Melting points | 182℃-184℃ | 182℃ |
Related substances | ≤0.5% | 0.3% |
Single impurity | ≤0.3% | 0.2% |
Loss on drying | ≤1.0% | 0.8% |
[Assay]C17H11N5
(On anhydrous basis) |
≥98.0% | 99.2% |
Conclusion | Conforms Specifications of Enterprise Standard. |