4-iodobenzenesulfonyl chloride

4-碘苯磺酰氯

Also known as: pipsyl chloride, 4-iodobenzenesulphonyl chloride, 4-iodophenylsulfonyl chloride, p-iodobenzenesulfonyl chloride, p-iodophenylsulfonyl chloride, 4-iodobenzene-1-sulfonyl chloride, Benzenesulfonyl chloride, 4-iodo-, Benzenesulfonyl chloride, p-iodo-, 4-Iodo benzenesulfonyl chloride

4-iodobenzenesulfonyl chloride (CAS 98-61-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H4ClIO2S and a molecular weight of 302.517 g/mol. It is also known as pipsyl chloride, 4-iodobenzenesulphonyl chloride and 4-iodophenylsulfonyl chloride. Key properties include a melting point of 80-82 °C(lit.), a boiling point of 319.1±25.0 °C at 760 mmHg, a density of 2.0±0.1 g/cm3 and a flash point of 146.8±23.2 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
98-61-3
Jingsj CID
J-19310-4
Molecular Formula
C6H4ClIO2S
Chinese Name
4-碘苯磺酰氯
Molecular Weight
302.517 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point80-82 °C(lit.)
Boiling Point319.1±25.0 °C at 760 mmHg
Density2.0±0.1 g/cm3
Flash Point146.8±23.2 °C

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of 4-iodobenzenesulfonyl chloride?

The CAS number of 4-iodobenzenesulfonyl chloride is 98-61-3.

What are the molecular formula and molecular weight of 4-iodobenzenesulfonyl chloride?

4-iodobenzenesulfonyl chloride has molecular formula C6H4ClIO2S and molecular weight 302.517 g/mol.

Is 4-iodobenzenesulfonyl chloride hazardous?

4-iodobenzenesulfonyl 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. "4-iodobenzenesulfonyl chloride (CAS 98-61-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-19310-4 (accessed 2026-10-22).

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