C9H11FN2O5
246.19 g/mol
APIDanger
Doxifluridine
CAS3094-09-5EC221-440-1
Category
API
Compound Class
Heterocycle
Primary Use
Pharmaceutical Raw Material
Doxifluridine is a nucleoside analog prodrug used as a cytostatic agent in chemotherapy. It is currently under evaluation in clinical trials for both standalone and combination therapy applications.
Nucleoside analog prodrug for pharmaceutical manufacturingResearch compound for clinical trials
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
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Safety Reference
Danger
H226Flammable liquid and vapour
H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation
H340May cause genetic defects
H350May cause cancer
H351Suspected of causing cancer
H360May damage fertility or the unborn child
H411Toxic to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for Doxifluridine (CAS 3094-09-5) is 2934.99.
HS code (international, 6-digit)
2934.99
EU CN code (8-digit)
2934 99 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
1-[(2R,3R,4S,5R)-3,4-dihydroxy-5-methyloxolan-2-yl]-5-fluoropyrimidine-2,4-dione
InChIKey
ZWAOHEXOSAUJHY-ZIYNGMLESA-N
SMILES
C[C@@H]1[C@H]([C@H]([C@@H](O1)N2C=C(C(=O)NC2=O)F)O)O
Synonyms (34)
- CAPECITABINE IMPURITY B (USP)
- Capecitabine impurity B, European Pharmacopoeia (EP)
- Doxifluridina [INN-Spanish]
- Doxifluridine (JP18/INN)
- Doxifluridinum [INN-Latin]
- 5'-Deoxy-5-fluorouridine
- 5'-Dfur
- 5'-Doxifluridine
- 5'-dFUrd
- 5-fluoro-5'-deoxyuridine
- Capecitabine impurity B CRS
- DOXIFLURIDINE [MART.]
- Doxifluridina
- Doxifluridine (Standard)
- Doxifluridinum
- Flutron
- Fulturon
- Furtulon
- Furtulon (TN)
- Ro 219738
- Uridine, 5'-deoxy-5-fluoro-
- doxifluridine
- doxyfluridine
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