3-(Trifluoromethoxy)benzenesulfonyl chloride

3-(三氟甲氧基)苯磺酰氯

Also known as: 3-(Trifluoromethoxy)benzene-1-sulfonyl chloride, 3-(Trifluoromethoxy)benzenesulphonyl chloride, 3-(Chlorosulphonyl)-alpha,alpha,alpha-trifluoroanisole, 3-trifluoromethoxyphenylsulfonyl chloride, 3-(Trifluoromethoxy)benzenesulfonyl chloride 97%, 3-(Trifluoromethoxy)benzenesulphonyl chloride 97%, MFCD01091016

3-(Trifluoromethoxy)benzenesulfonyl chloride (CAS 220227-84-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H4ClF3O3S and a molecular weight of 260.61800 g/mol. It is also known as 3-(Trifluoromethoxy)benzene-1-sulfonyl chloride, 3-(Trifluoromethoxy)benzenesulphonyl chloride and 3-(Chlorosulphonyl)-alpha,alpha,alpha-trifluoroanisole. Key properties include a boiling point of 229-230 °C(lit.), a density of 1.530 g/mL at 25 °C(lit.) and a flash point of >230 °F. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
220227-84-9
Jingsj CID
J-40693-2
Molecular Formula
C7H4ClF3O3S
Chinese Name
3-(三氟甲氧基)苯磺酰氯
Molecular Weight
260.61800 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point229-230 °C(lit.)
Density1.530 g/mL at 25 °C(lit.)
Flash Point>230 °F

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of 3-(Trifluoromethoxy)benzenesulfonyl chloride?

The CAS number of 3-(Trifluoromethoxy)benzenesulfonyl chloride is 220227-84-9.

What are the molecular formula and molecular weight of 3-(Trifluoromethoxy)benzenesulfonyl chloride?

3-(Trifluoromethoxy)benzenesulfonyl chloride has molecular formula C7H4ClF3O3S and molecular weight 260.61800 g/mol.

Is 3-(Trifluoromethoxy)benzenesulfonyl chloride hazardous?

3-(Trifluoromethoxy)benzenesulfonyl chloride has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "3-(Trifluoromethoxy)benzenesulfonyl chloride (CAS 220227-84-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-40693-2 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.