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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