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4-Nitrobenzenesulfonyl fluoride

Also known as: 4-Nitrobenzene-1-sulfonyl fluoride, p-Nitrobenzenesulfonyl fluoride, PNBSF, Benzenesulfonyl fluoride, 4-nitro-, para-Nitrobenzenesulfonyl fluoride

4-Nitrobenzenesulfonyl fluoride (CAS 349-96-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H4FNO4S and a molecular weight of 205.164 g/mol. Key properties include a melting point of 76-80ºC, a boiling point of 305.1±25.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 138.3±23.2 °C. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.

CAS No.
349-96-2
Jingsj CID
J-49667-3
Molecular Formula
C6H4FNO4S
Molecular Weight
205.164 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Melting Point76-80ºC
Boiling Point305.1±25.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point138.3±23.2 °C
Exact Mass204.984512
PSA88.34000
LogP2.48
AppearanceCrystalline Powder | Yellow
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.545
Storage Conditions2~8℃

GHS Safety & Compliance

CorrosionSignal word: Danger
  • H314 — Causes severe skin burns and eye damage

Customs & Trade Information

HS Code2904909090
SummaryHS:2904909090 sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Nitrobenzenesulfonyl fluoride?

The CAS number of 4-Nitrobenzenesulfonyl fluoride is 349-96-2.

What are the molecular formula and molecular weight of 4-Nitrobenzenesulfonyl fluoride?

4-Nitrobenzenesulfonyl fluoride has molecular formula C6H4FNO4S and molecular weight 205.164 g/mol.

Which suppliers offer 4-Nitrobenzenesulfonyl fluoride?

1 supplier(s) listed; request a quote for pricing.

Is 4-Nitrobenzenesulfonyl fluoride hazardous?

4-Nitrobenzenesulfonyl fluoride has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of 4-Nitrobenzenesulfonyl fluoride?

For 4-Nitrobenzenesulfonyl fluoride, Upstream Products: 4-Nitrobenzenesulfonyl chloride, 4-Nitrobenzenesulfonamide, 4-Nitrobenzenesulfenyl chloride; Downstream Products: Sulfanilyl fluoride, 4-Nitrobenzenesulfonamide.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "4-Nitrobenzenesulfonyl fluoride (CAS 349-96-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49667-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.