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Product Line: Cosmetic Chemicals

2-Octyl-2H-isothiazol-3-one

CAS 26530-20-1

Molecular structure of 2-Octyl-2H-isothiazol-3-one

CAS · 26530-20-1

01

Product Overview

2-Octyl-2H-isothiazol-3-one is a high-purity chemical-disinfectants supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.

02

Product Specifications

Appearance Light yellow liquid or solid
Purity 99.0% min
pH Value (in water) 3.0–7.0
Water Content 1.0% max
Specific Gravity 1.00–1.05
03

Applications

Paints and coatings – Prevents mold, mildew, and bacterial growth in architectural and industrial coatings, ensuring surfaces remain clean and aesthetically pleasing.

Adhesives, sealants, and caulks – Protects from microbial degradation that can weaken bonding performance over time.

Wood preservation – Inhibits fungi, mold, and algae growth, especially for outdoor or humid climate applications.

Leather treatment – Protects raw and finished leather products from bacterial damage and foul odors during storage and transport.

Metalworking fluids – Maintains fluid stability by preventing bacterial slime formation, reducing system downtime.

Plastic and polymer additives – Enhances durability of flexible and rigid plastics in moist environments.

Textile finishing – Adds odor control and mildew resistance to fabrics used in tents, awnings, and outdoor clothing.

04

Benefits

Broad-spectrum protection – Effective against bacteria, fungi, algae, and yeasts.

Long-term stability – Retains activity over prolonged storage and under environmental stress.

Low-dose efficiency – Achieves antimicrobial effects at small concentrations, reducing overall chemical usage.

Compatibility – Works in both water-based and solvent-based systems without destabilizing formulations.

Extended product lifespan – Prevents microbial damage, preserving material strength and appearance.

Regulatory acceptance in many markets – Widely recognized as an effective preservative for industrial use.

Moisture resistance – Maintains antimicrobial activity even in damp or humid environments.

05

Conclusion

2-Octyl-2H-isothiazol-3-one is a reliable, high-performance biocide widely used to protect industrial and consumer products from microbial damage. Its versatility, effectiveness at low concentrations, and compatibility with diverse formulations make it a preferred choice for long-lasting preservation in challenging environments.

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