ZXFPC0014 5'-Deoxy-5-Fluorouridine

CAS Number: 3094-09-5

5'-Deoxy-5-Fluorouridine

Appearance: White crystalline powder

Quality Index Standard Results

Identification: Rule of ES Conforms
UV Assay: >98% 99.5%
E250-260: 0.59-0.65 0.64
E280-260: 0.85-0.91 0.90
E290-260: 0.35-0.41 0.40
HPLC Purity: 98.0---101.0% 99.23%
Loss on drying: ≤1.0% 0.30%
PH Determination: 4.2-5.1 4.50
Melting point: 189--192℃ 190.5-191.4℃
Residue Solvent: ≤1.0% 0.06%
Arsenium: ≤2ppm <2ppm
Residue on ignition: ≤0.1% 0.07%
Optical rotation: 365nm(1%) +157?--+171? +167?
589nm(1%) +18?--+20? +18.5?
Chlorides: ≤0.035% Conforms
Related substances: Rule of ES Conforms
Heavy metals: ≤20ppm <20ppm
Foreign Matters: Not found Conforms

Conclusion: The Specification conforms to the rule of Enterprise Standard.

 

 

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