Quick Product Information

Product Name4,5-Dichloro-2-Octyl-Isothiazolone
CAS Number64359-81-5
Chemical FormulaC11H17Cl2NOS
Supply OriginChina
DocumentsCOA / SDS / TDS / Specification available upon request
InquiryRequest Quotation →

Product Overview

4,5-Dichloro-2-octylisothiazolone (DCOIT) is a high-performance marine and dry-film biocide with excellent activity against barnacles, algae, and microorganisms in antifouling coatings. Its low water solubility and strong fungicidal properties make it the premier active ingredient in premium marine antifouling paints. SUNCHEM supports international buyers with 4,5-Dichloro-2-Octyl-Isothiazolone sourcing from qualified Chinese producers, with quality documentation, export coordination, and logistics support.

Applications & Uses

  • Marine antifouling coating active ingredient
  • Hull paint biocide for boat and ship protection
  • Dry-film wood preservative
  • Industrial coating and sealant preservative
  • Antifouling treatment for offshore structures
  • Fungicide in specialty architectural coatings
  • Biocide in outdoor building materials

Why Source 4,5-Dichloro-2-Octyl-Isothiazolone Through SUNCHEM?

4,5-Dichloro-2-Octyl-Isothiazolone sourcing requires careful verification of manufacturers, compliance with export documentation, and proper logistics management. SUNCHEM supports global customers by connecting them with qualified Chinese producers and managing the key steps from sourcing to shipment.

Qualified Producer Selection

We help customers identify suitable Chinese manufacturers based on product specifications, production scale, quality records, and export capability.

Quality & Document Support

We coordinate documents including COA, MSDS, TDS, product specifications, and other export-related documents required for international trade.

Export & Logistics Coordination

SUNCHEM works with experienced logistics partners to ensure safe and compliant shipment arrangements, including proper handling for regulated materials.

Flexible Sourcing Solutions

Whether you require regular commercial supply, trial orders, or long-term procurement support, we match suitable supply sources to your requirements.

Long-Term Supply Management

We help manage supplier communication, quality follow-up, shipment schedules, and supply chain stability.

Ready to Source 4,5-Dichloro-2-Octyl-Isothiazolone from China?

Send us your required purity, quantity, destination port, and documentation needs. Our team will respond with quotation details and available product documents.

Basic Info

Chemical Synonym(s)4,5-Dichloro-2-n-octyl-4-isothiazolin-3-one; 4,5-dichloro-2-octyl-1,2-thiazol-3-one;
CAS Number64359-81-5
Chemical Formula

C11H17Cl2NOS

Characteristics

Density1.25 g/cm3
Boiling Point322.6ºC at 760 mmHg
Melting Point36-40ºC
Flash Point148.9ºC
Refractive Index1.552
Merck14,3070
Pka-6.09±0.60(Predicted)
Storage temp.Inert atmosphere,2-8°C

Frequently Asked Questions

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