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Benzenesulfonyl chloride, 2,4-dinitro-

CAS No. 1656-44-6 | PubChem CID 74255
Section 1. Identification
Chemical NameBenzenesulfonyl chloride, 2,4-dinitro- CAS No.1656-44-6
Synonyms2,4-dinitrobenzene sulfonyl chloride Chinese Name2,4-二硝基苯磺酰氯
Molecular FormulaC_6H_3ClN_2O_6S Molecular Weight266.62
UN No.3261 Data SourcePubChem (NIH/NLM)
GHS Hazard Classification
Signal Word DANGER
Pictograms GHS05 · Corrosive
Hazard Statements H314
Precautionary Statements P260P264P280P301+P330+P331P302+P361+P354P304+P340P305+P354+P338P316P321P363P405P501

Section 2. Hazards Identification

H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]

P260, P264, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P321, P363, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 46 reports by companies from 3 notifications to the ECHA C&L Inventory.

Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.

Section 9. Physical and Chemical Properties

Nuclear quadrupole resonance spectroscopy

Quadrupole coupling

Source: PubChem CID 74255 (NIH/NLM, public domain). Retrieved from PubChem, a public-domain chemistry database maintained by the U.S. National Library of Medicine. Last updated: 2026-08-02 09:39:44.
Disclaimer: This information is compiled for reference only and does not replace the manufacturer's official Safety Data Sheet. Always consult the supplier's SDS before handling any chemical.