Enrofloxacin
Product Name |
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Synonyms |
1-Cyclopropyl-7-(4-ethyl-1-piperazinyl)-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid; Enrofloxacin; ENROFLOXACIN BASE |
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CAS |
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Molecular formula |
C19H22FN3O3 |
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Molecular Weight |
359.4 |
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Molecular Structure |
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Physical and Chemical Properties |
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General Description |
White or yellowish crystalline acicular powder |
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Usage |
The new type of animal antibacterial drugs, wide spectrum and high efficiency, have special effects on gram-positive bacteria and negative bacteria and mycoplasma |
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Packing |
25kg/drum |
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Specifications |
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Items |
Standard |
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Appearance | Slightly yellow or pale orange yellow crystalline powder, odorless, slightly bitter; becoming orange-red on exposure to light. | |||
Solubility | Freely soluble in chloroform, sparingly soluble in demethyl-formamide, slightly soluble in methanol and in sodium hydroxide TS, very slightly soluble in water. | |||
Identification | 1) IR: Conforms to the reference spectrum | |||
2) The rotation time of the major peak of the sample solution corresponds to that of the standard solution. | ||||
Melting point | 221~226℃ | |||
Clarity of solution | Clear(1g/10ml in KOH solution) | |||
Color of solution | Not more intensely coloured than GY4 or Y4 | |||
Fluoroquinolonic acid | ≤0.2% | |||
Residue on ignition | ≤0.2% | |||
Heavy metals | ≤20ppm | |||
Related substance(HPLC) | Ciprofloxacin ≤0.5% | |||
Any other single impurity≤0.3% | ||||
Total impurities≤0.7% | ||||
Loss on drying | ≤0.5% | |||
Assay | 99.0%~101.0% |