C4H3ClN2O2
146.53 g/mol
Research ReagentWarning
6-Chlorouracil
CAS4270-27-3EC224-258-0
Category
Research Reagent
Compound Class
Heterocycle
Primary Use
Research Compound
6-Chlorouracil is a research reagent used in radiolabeling studies. It is a halogenated derivative of uracil primarily employed for scientific investigation.
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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research compound
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 6-Chlorouracil (CAS 4270-27-3) is 2933.59.
HS code (international, 6-digit)
2933.59
EU CN code (8-digit)
2933 59 95
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
6-chloro-1H-pyrimidine-2,4-dione
InChIKey
PKUFNWPSFCOSLU-UHFFFAOYSA-N
SMILES
C1=C(NC(=O)NC1=O)Cl
Synonyms (17)
- 2,4-Pyrimidinediol, 6-chloro-
- 4-Chlorouracil
- 6-Chloro-2,4-pyrimidinediol
- 6-Chloropyrimidine-2,4-diol
- 6-Chlorouracil
- 6-chloropyrimidine-2,4-dione
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