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4,5-Dichloro-2-fluorobenzene-1-sulfonyl chloride

Also known as: 4,5-Dichloro-2-fluorobenzenesulfonyl chloride, 4,5-Dichloro-2-fluorobenzenesulphonyl chloride, 4,5-Dichloro-2-fluorobenzenesulfonyl chloride, Benzenesulfonyl chloride, 4,5-dichloro-2-fluoro-, 4,5-Dichloro-2-fluorobenzene-1-sulfonyl chloride, PC7933, 4.5-Dichlor-2-fluor-benzolsulfochlorid, 4,5-dichloro-2-fluoro-benzenesulfonyl chloride, 4,5-dichloro-2-fluorobenzenesulphonylchloride97%

4,5-Dichloro-2-fluorobenzene-1-sulfonyl chloride (CAS 13656-52-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H2Cl3FO2S and a molecular weight of 263.50100 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13656-52-5
Jingsj CID
J-1355766-9
Molecular Formula
C6H2Cl3FO2S
Molecular Weight
263.50100 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass261.88300
PSA42.52000
LogP4.14080

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 4,5-Dichloro-2-fluorobenzene-1-sulfonyl chloride?

The CAS number of 4,5-Dichloro-2-fluorobenzene-1-sulfonyl chloride is 13656-52-5.

What are the molecular formula and molecular weight of 4,5-Dichloro-2-fluorobenzene-1-sulfonyl chloride?

4,5-Dichloro-2-fluorobenzene-1-sulfonyl chloride has molecular formula C6H2Cl3FO2S and molecular weight 263.50100 g/mol.

What are the upstream and downstream products of 4,5-Dichloro-2-fluorobenzene-1-sulfonyl chloride?

For 4,5-Dichloro-2-fluorobenzene-1-sulfonyl chloride, Upstream Products: 1,2-Dichloro-4-fluorobenzene.

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

Last updated:

How to cite: Jingsj. "4,5-Dichloro-2-fluorobenzene-1-sulfonyl chloride (CAS 13656-52-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1355766-9 (accessed 2026-11-09).

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