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3-Nitrobenzenesulfonic acid

CAS No. 98-47-5 | PubChem CID 7387
Section 1. Identification
Chemical Name3-Nitrobenzenesulfonic acid CAS No.98-47-5
Synonyms3-nitroben-zenesulfonic acid; m-nitrobenzenesulfonicacid Chinese Name3-硝基苯磺酸
Molecular FormulaC6H5NO5S Molecular Weight203.173
UN No.2305 Data SourcePubChem (NIH/NLM)
GHS Hazard Classification
Signal Word DANGER
Pictograms GHS05 · Corrosive GHS07 · Irritant
Hazard Statements H314H318H319
Precautionary Statements P260P264P264+P265P280P301+P330+P331P302+P361+P354P304+P340P305+P351+P338P305+P354+P338P316P317P321P337+P317P363P405P501

Section 2. Hazards Identification

H314 (66.7%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]

H318 (33.3%): Causes serious eye damage [Danger Serious eye damage/eye irritation]

H319 (33.3%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]

P260, P264, P264+P265, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P351+P338, P305+P354+P338, P316, P317, P321, P337+P317, P363, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 3 reports by companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

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

Crystalline powder; [TCI America MSDS]

Negative

Agilent 6495

Electrospray ionization

ammonia (10nM)

MeCN (80%)

DOI:10.1038/s41598-020-62573-z

Nitrogen Compounds -> Nitrobenzesulfonic Acids

Section 11. Toxicological Information

Dermatotoxin - Skin burns.

Source: PubChem CID 7387 (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 09:59:50.
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.