C6H4ClNO4S
221.62 g/mol
Research ReagentDanger
4-Nitrobenzenesulfonyl chloride
CAS98-74-8EC202-697-9
Category
Research Reagent
Compound Class
Aromatic
Primary Use
Research Compound
4-Nitrobenzenesulfonyl chloride is an organosulfur compound used as a detection and characterization reagent in research laboratories. It contains a nitro group and a sulfonyl chloride group on an aromatic ring, making it useful for derivatization reactions.
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
ReferenceSame Category
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ReferenceSame Category
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ReferenceSame Category
(3-Methylbutyl)boronic acid
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research compound
Safety Reference
Danger
H314Causes severe skin burns and eye damage
H317May cause an allergic skin reaction
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for 4-Nitrobenzenesulfonyl chloride (CAS 98-74-8) is 2904.99.
HS code (international, 6-digit)
2904.99
EU CN code (8-digit)
2904 99 00
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
4-nitrobenzenesulfonyl chloride
InChIKey
JXRGUPLJCCDGKG-UHFFFAOYSA-N
SMILES
C1=CC(=CC=C1[N+](=O)[O-])S(=O)(=O)Cl
Synonyms (17)
- Darunavir Impurity 29
- nosylchloride
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