4,5-dichloro-2-octyl-3(2H)-isothiazolone

4,5-二氯-2-辛基-3(2H)-异噻唑酮

Also known as: 4,5-dichloro-N-octyl-3-isothiazolinone, 4,5-dichloro-2-n-octyl-4-isothiazolin-3-one, DCOIT, 4,5-dichloro-2-octyl-2H-isothiazol-3-one

4,5-dichloro-2-octyl-3(2H)-isothiazolone (CAS 64959-81-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H10N2O2 and a molecular weight of 238.246 g/mol. It is also known as 4,5-dichloro-N-octyl-3-isothiazolinone, 4,5-dichloro-2-n-octyl-4-isothiazolin-3-one and DCOIT. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 64959-81-5
Jingsj CID: J-1625439-0
Molecular Formula: C₁₄H₁₀N₂O₂
Chinese Name: 4,5-二氯-2-辛基-3(2H)-异噻唑酮
Molecular Weight: 238.246 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4,5-dichloro-2-octyl-3(2H)-isothiazolone?

The CAS number of 4,5-dichloro-2-octyl-3(2H)-isothiazolone is 64959-81-5.

What are the molecular formula and molecular weight of 4,5-dichloro-2-octyl-3(2H)-isothiazolone?

4,5-dichloro-2-octyl-3(2H)-isothiazolone has molecular formula C14H10N2O2 and molecular weight 238.246 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4,5-dichloro-2-octyl-3(2H)-isothiazolone (CAS 64959-81-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1625439-0 (accessed 2026-10-25).

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