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5-Chloro-2-octyl-3(2H)-isothiazolone

5-氯-2-辛基-3(2H)-异噻唑酮

Also known as: 5-Chloro-2-n-octyl-4-isothiazolin-3-one, 5-Chloro-2-octyl-3(2H)-isothiazolone, 5-Chloro-N-n-octylisothiazolin-3-one, 5-chloro-2-n-octyl-3-isothiazolone, 5-chloro-2-octyl-3-isothiazolone, 5-chloro-2-octyl-4-isothiazoline-3-one

5-Chloro-2-octyl-3(2H)-isothiazolone (CAS 26530-24-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H18ClNOS and a molecular weight of 247.78500 g/mol. It is also known as 5-Chloro-2-n-octyl-4-isothiazolin-3-one, 5-Chloro-N-n-octylisothiazolin-3-one and 5-chloro-2-n-octyl-3-isothiazolone. Key properties include a boiling point of 318.862ºC at 760 mmHg, a density of 1.157g/cm3 and a flash point of 146.643ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
26530-24-5
Jingsj CID
J-1147557-0
Molecular Formula
C11H18ClNOS
Chinese Name
5-氯-2-辛基-3(2H)-异噻唑酮
Molecular Weight
247.78500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point318.862ºC at 760 mmHg
Density1.157g/cm3
Flash Point146.643ºC

Frequently Asked Questions

What is the CAS number of 5-Chloro-2-octyl-3(2H)-isothiazolone?

The CAS number of 5-Chloro-2-octyl-3(2H)-isothiazolone is 26530-24-5.

What are the molecular formula and molecular weight of 5-Chloro-2-octyl-3(2H)-isothiazolone?

5-Chloro-2-octyl-3(2H)-isothiazolone has molecular formula C11H18ClNOS and molecular weight 247.78500 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Chloro-2-octyl-3(2H)-isothiazolone (CAS 26530-24-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1147557-0 (accessed 2026-10-22).

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