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Chlortetracycline Hydrochloride Chlortetracycline HCL 64-72-2
Chlortetracycline Hydrochloride
C.A.S NO. : 64-72-2
Synonyms: Chlortetracycline HCl
Molecular formula: C22H23CLN2O8.HCL
Molecular weight : 515.35
Characteristic: Yellow crystalline powder
Melting point: 210-215 °C
Boiling point: 694.1℃ at 760 mmHg
Solubility: Soluble in hydroxide or carbonate solution, slightly soluble in water and ethanol, almost insoluble in acetone ether and chloroform.
Specification:
Test Items |
Specification |
Test Results |
Character |
Yellow crypowder |
Approved |
Identification |
Meets the requirements |
Approved |
Spec rotation |
-235o~-250o |
-242o |
PH value |
2.3~3.3 |
2.6 |
(E05%1cm) |
≤0.40(460nm) |
0.277 |
Loss on drying |
≤2.0% |
0.73% |
Sulphated Ash |
≤0.5% |
0.1% |
Heavy metals |
≤50ppm |
Approved |
Related Substances |
Meets the requirements |
Approved |
CTC.HCl |
≥89.5%(HPLC) |
89.70% |
TC.HCl |
≤8.0%(HPLC) |
5.53% |
4Epl-CTC.HCl |
≤4.0%(HPLC) |
2.25% |
TC.HCl+CTC.HCl |
94.5~102%(HPLC) |
95.23% |
Conclusion |
Qualified |
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