2,4-Dinitrobenzenesulfonyl chloride

2,4-二硝基苯磺酰氯

Also known as: 2,4-Dinitrobenzene-1-sulfonyl chloride, 2,4-Dinitrobenzenesulphonyl chloride, 2,4-dinitrobenzene-sulfonyl chloride, 2,4-dinitrobenzenesulfonyl chloride, 2,4-dinitrobenzylsulfonyl chloride, 2,4-dinitrophenylsulfonyl chloride, 4-NO2-2-Nos-Cl, Benzenesulfonyl chloride, 2,4-dinitro-, DNBS-chloride, EINECS 216-749-3

CAS No.
1656-44-6
Jingsj CID
J-31022-8
Molecular Formula
C6H3ClN2O6S
Chinese Name
2,4-二硝基苯磺酰氯
Molecular Weight
266.616 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point101-103 °C(lit.)
Boiling Point418.1±35.0 °C at 760 mmHg
Density1.8±0.1 g/cm3
Flash Point206.6±25.9 °C

GHS Safety & Compliance

Corrosion / Health HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of 2,4-Dinitrobenzenesulfonyl chloride?

1656-44-6

What are the molecular formula and molecular weight of 2,4-Dinitrobenzenesulfonyl chloride?

C6H3ClN2O6S, molecular weight 266.616 g/mol

Is 2,4-Dinitrobenzenesulfonyl chloride hazardous?

Danger

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026