2-Nitro-4-(trifluoromethyl)benzenesulfonyl chloride

Also known as: 2-Nitro-4-(trifluoromethyl)benzenesulphonyl chloride, 2-nitro-4-(trifluoromethyl)benzene-1-sulfonyl chloride, 4-(Chlorosulfonyl)-3-nitrobenzotrifluoride, 4-(Chlorosulphonyl)-3-nitrobenzotrifluoride, 2-(Chlorosulphonyl)-5-(trifluoromethyl)nitrobenzene

2-Nitro-4-(trifluoromethyl)benzenesulfonyl chloride (CAS 837-95-6) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H3ClF3NO4S and a molecular weight of 289.61600 g/mol. Key properties include a melting point of 42-44 °C(lit.), a boiling point of 519.2ºC at 760 mmHg, a density of 1.353g/cm3 and a flash point of >110.0 °C. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.: 837-95-6
Jingsj CID: J-21135-8
Molecular Formula: C₇H₃ClF₃NO₄S
Molecular Weight: 289.61600 g/mol
Category: Aromatic Hydrocarbons
Last updated: 11/3/2026

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Physicochemical Properties

Melting Point	42-44 °C(lit.)
Boiling Point	519.2ºC at 760 mmHg
Density	1.353g/cm3
Flash Point	>110.0 °C
Exact Mass	288.94200
PSA	88.34000
LogP	4.14510
Refractive Index	1.466

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger

H314 — Causes severe skin burns and eye damage
H335 — May cause respiratory irritation

Customs & Trade Information

HS Code	2904909090
Summary	HS: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 2-Nitro-4-(trifluoromethyl)benzenesulfonyl chloride?

The CAS number of 2-Nitro-4-(trifluoromethyl)benzenesulfonyl chloride is 837-95-6.

What are the molecular formula and molecular weight of 2-Nitro-4-(trifluoromethyl)benzenesulfonyl chloride?

2-Nitro-4-(trifluoromethyl)benzenesulfonyl chloride has molecular formula C7H3ClF3NO4S and molecular weight 289.61600 g/mol.

Is 2-Nitro-4-(trifluoromethyl)benzenesulfonyl chloride hazardous?

2-Nitro-4-(trifluoromethyl)benzenesulfonyl chloride has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 2-Nitro-4-(trifluoromethyl)benzenesulfonyl chloride?

For 2-Nitro-4-(trifluoromethyl)benzenesulfonyl chloride, Upstream Products: 2-Nitro-4-(trifluoromethyl)aniline.

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

Last updated: 11/3/2026

How to cite: Jingsj. "2-Nitro-4-(trifluoromethyl)benzenesulfonyl chloride (CAS 837-95-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-21135-8 (accessed 2026-11-09).

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