Floxuridine
Floxuridine
Product name 2¢-Deoxy-5-fluorouridine;
1-(2-deoxy-β-D-ribofuranosyl)-5-fluorouracil; 5-fluoro-2’-deoxy-β-uridine
Structure
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Molecular Formula C9H11FN2O5
Molecular Weight 246.20
CAS Number 50-91-9
NMPA approval No. H20059368
National Drug standards YBH37022005
|
Test |
USP |
Results |
|
Color & Appearance |
white crystalline powder |
white crystalline powder |
|
Infrared spectrum |
consistent with the structure |
Conforms |
|
Melting range |
between 145℃ and 153℃, but the range between beginning and end of melting does not exceed 2℃. |
149℃～149℃ |
|
Specific rotation |
between +360 |
+380 |
|
Loss on Drying |
NMT 0.2 % ( 60℃ ) |
0.1 % |
|
Residue on ignition |
NMT 0.1 % |
0.05 % |
|
Limit of fluoride ion |
7.0 %~8.2 % |
7.6 % |
|
Heavy metals (as Pb) |
NMT 10 ppm |
NMT 10 ppm |
|
Assay ( UV ) |
98.5%~101.0% |
99.8 % |
and +390Package: 1 kg
Storage：Preserve in tight, light-resistant containers. Store at 25℃.