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Doxifluridine |
| Structural pormula: |
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| Molecular Formula: |
C9H11O5N2F |
| Molecular Weight: |
246.2 |
| Technical Spec.: WS-092(X-077)-2001(draft) |
ITEMS
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STANDARD
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Appearance
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White crystalline powder
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Identification |
Should conform |
Acidity |
Between 4.0 and 6.0 |
Clarity and color of solution |
Not more intense than 1# turbidity RS and not more intensely colored than RSYG5 |
Fluorine |
Between 6.5 and 8.0% |
Related substances |
Not more than1.0% |
Heavy metal |
Not more than 10ppm |
Loss on drying |
Not more than 0.5% |
Residue on ignition |
Not more than 0.5% |
Dichloromethane |
Not more than 0.06 % |
Ethanol |
Not more than 0.5% |
Assay |
Doxifluridine contains not less than 98.5% of(C9H11FN2O5),calculated with the dried basis |
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| Packing: |
5kgs, 25kgs cardboard drum lined with double-layer plastic bag |
| Storage: |
Avoid light, closed tight, stored in dry place. Shelf life is 2 yrs. |
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