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Kathon 930 (CAS 64359-81-5) | ChemAbout

Home/Compounds/Agrochemical/4,5-dichloro-2-octyl-3-isothiazolone

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Referencesame scaffold

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Related Reading

Why Does One Chemical Intermediate End Up in Dozens of Pesticides? Inside the Reaction Interface Economy

A single pyridine intermediate feeds four different neonicotinoid insecticides. A single pyrazole acid feeds a whole family of SDHI fungicides. This isn't coincidence — it's the Reaction Interface Economy, the organizing logic behind modern agrochemical R&D and its supply chain.

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C₁₁H₁₇Cl₂NOS

282.2 g/mol

AgrochemicalDanger

Kathon 930

CAS64359-81-5EC264-843-8

Category

Agrochemical

Compound Class

Heterocycle

Primary Use

Fungicide for dry-film protection

4,5-Dichloro-2-n-octyl-3(2H)-isothiazolone is an organochlorine compound used as a fungicide, primarily for dry-film protection. It is also recognized as a xenobiotic and environmental contaminant.

Fungicide for dry-film protection in paints, sealants, and plasticized PVCCo-fungicide for in-can preservativesWood stain preservative

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

Safety Reference

Corrosive

Toxic

Harmful

Health Hazard

Environmental Hazard

Danger

Customs Tariff Classification

The international HS code for Kathon 930 (CAS 64359-81-5) is 2934.10.

HS code (international, 6-digit)

2934.10

EU CN code (8-digit)

2934 10 00

Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.

Identifiers

IUPAC Name

4,5-dichloro-2-octyl-1,2-thiazol-3-one

InChIKey

PORQOHRXAJJKGK-UHFFFAOYSA-N

SMILES

CCCCCCCCN1C(=O)C(=C(S1)Cl)Cl

Synonyms (24)

DCOI
SEA-NINE
Anti-Foulant C-9211M
Caswell No. 314B
Kathon 930
Sea-Nine 211
dcoit
dichlorooctylisothiazolinone

H302Harmful if swallowed

H314Causes severe skin burns and eye damage

H317May cause an allergic skin reaction

H318Causes serious eye damage

H330Fatal if inhaled

H400Very toxic to aquatic life

H410Very toxic to aquatic life with long lasting effects

H312Harmful in contact with skin

H331Toxic if inhaled

H335May cause respiratory irritation

H336May cause drowsiness or dizziness

H371May cause damage to organs

H373May cause damage to organs through prolonged or repeated exposure