5-Chloronaphthalene-2-sulfonyl chloride

5-氯萘-2-磺酰氯

Also known as: 2-Naphthalenesulfonylchloride, 5-chloro-, 5-Chloro-2-naphthalenesulfonylchloride, 5-chloro-naphthalene-2-sulfonyl chloride, 5-chloronaphthalene-2-sulphonyl chloride, 5-Chloro-2-(chlorosulphonyl)naphthalene, 6-(chloronaphthalen-2-yl)sulfonyl chloride, OR7150T, 5-Chlor-naphthalin-2-sulfonylchlorid

5-Chloronaphthalene-2-sulfonyl chloride (CAS 89108-45-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H6Cl2O2S and a molecular weight of 261.12400 g/mol. It is also known as 2-Naphthalenesulfonylchloride, 5-chloro-, 5-Chloro-2-naphthalenesulfonylchloride and 5-chloro-naphthalene-2-sulfonyl chloride. Key properties include a melting point of 110-112ºC, a boiling point of 402.9ºC at 760 mmHg, a density of 1.516g/cm3 and a flash point of 197.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
89108-45-2
Jingsj CID
J-1158435-7
Molecular Formula
C10H6Cl2O2S
Chinese Name
5-氯萘-2-磺酰氯
Molecular Weight
261.12400 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point110-112ºC
Boiling Point402.9ºC at 760 mmHg
Density1.516g/cm3
Flash Point197.5ºC

Frequently Asked Questions

What is the CAS number of 5-Chloronaphthalene-2-sulfonyl chloride?

The CAS number of 5-Chloronaphthalene-2-sulfonyl chloride is 89108-45-2.

What are the molecular formula and molecular weight of 5-Chloronaphthalene-2-sulfonyl chloride?

5-Chloronaphthalene-2-sulfonyl chloride has molecular formula C10H6Cl2O2S and molecular weight 261.12400 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Chloronaphthalene-2-sulfonyl chloride (CAS 89108-45-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1158435-7 (accessed 2026-10-26).

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