| CAS No.: | 121-54-0 |
|---|---|
| Formula: | 121-54-0 |
| Type: | Synthesis Material Intermediates |
|
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| Test Items | Specification | |
Appearance |
White to white-off powder | |
| Identification Infrared absorption IR | Match with the standard | |
| HPLC Identification | The retention time of the major peak of the Sample solution corresponds to that of the Standard solution | |
| Thin-Layer Chromatography(EP9.0) | The principal spot in the chromatogram obtained with the test solution is similar in position and size to the principal spot in the chromatogram obtained with the reference solution. | |
| Identification(Layer Color EP 9.0) | Match with the standard | |
| Identification (Precipitate EP 9.0) | Match with the standard | |
| Identification (Precipitate EP 9.0) | Match with the standard | |
| Appearance of Solution S (EP 9.0) | Clear and not more intensely coloured than reference solution Y6 | |
| Assay (HPLC) | 97.0~103.0% | |
| Assay (Titration EP 9.0) | 97.0~103.0% | |
| Acidity or Alkalinity (EP 9.0) | Match with the standard | |
| Volatile bases and salts of volatile (EP 9.0) | 50 ppm max | |
| Residue on Ignition (Sulfated ash) | 0.1% max | |
| Melting Point | 158-163 ºC | |
| Loss on drying | 5% max | |
| Residual solvent(ppm, by GC) | ||
| a). Methyl ethyl ketone | 5000 max | |
| b). | 890 max | |
| Organic Impurities(%, by HPLC) | ||
| a). Any individual unspecified impurity | 0.5 max | |
| b). Total impurities | 1.0 max | |
| Ph | 5.0-6.5 | |
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