4-chloro-2-octyl-2H-isothiazol-3-one

4-氯-2-辛基-3(2H)异噻唑酮

Also known as: 3(2H)-Isothiazolone, 4-chloro-2-octyl-, 4-Chloro-2-n-octyl-3(2H)-isothiazolone, 4-Chloro-2-n-octyl-4-isothiazolin-3-one, 4-Chloro-2-octyl-4-isothiazolin-3-one, 4-Chloro-2-octylisothiazol-3(2H)-one, 4-chloro-2-octyl-1,2-thiazol-3-one, 4-chloro-2-octyl-3(2H)-Isothiazolone, 4-chloro-2-octyl-3(2h)-isothiazolon, 4-chloro-2-octyl-isothiazol-3-one

4-chloro-2-octyl-2H-isothiazol-3-one (CAS 64359-80-4) 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 3(2H)-Isothiazolone, 4-chloro-2-octyl-, 4-Chloro-2-n-octyl-3(2H)-isothiazolone and 4-Chloro-2-n-octyl-4-isothiazolin-3-one. Key properties include a boiling point of 318.9ºC at 760 mmHg, a density of 1.15g/cm3 and a flash point of 146.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
64359-80-4
Jingsj CID
J-1055785-1
Molecular Formula
C11H18ClNOS
Chinese Name
4-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 Point318.9ºC at 760 mmHg
Density1.15g/cm3
Flash Point146.6ºC

Frequently Asked Questions

What is the CAS number of 4-chloro-2-octyl-2H-isothiazol-3-one?

The CAS number of 4-chloro-2-octyl-2H-isothiazol-3-one is 64359-80-4.

What are the molecular formula and molecular weight of 4-chloro-2-octyl-2H-isothiazol-3-one?

4-chloro-2-octyl-2H-isothiazol-3-one 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. "4-chloro-2-octyl-2H-isothiazol-3-one (CAS 64359-80-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1055785-1 (accessed 2026-10-24).

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