1,2-Benzisothiazol-3(2H)-one CAS 2634-33-5-Powder-2

1,2-Benzisothiazol-3(2H)-one with CAS 2634-33-5 - Image 2

1,2-Benzisothiazol-3(2H)-one with CAS 2634-33-5

CAS No.:2634-33-5 Other Names:1,2-Benzisothiazol-3(2H)-one MF:C7H5NOS EINECS No.:220-120-9 Place of Origin:China Type:Syntheses Material Intermediates Purity:20% & 85% Brand Name:Unilong

What is 1,2-Benzisothiazol-3(2H)-one with CAS 2634-33-5


1,2-Benzisothiazol-3(2H)-one (CAS 2634-33-5) is a highly effective antimicrobial and preservative agent widely used in paints, coatings, adhesives, inks, detergents, and personal care formulations. It is commonly referred to as BIT or benzisothiazolinone, a broad-spectrum biocide known for its strong bactericidal and fungicidal activity at low concentrations. Thanks to its excellent thermal stability and pH compatibility, 1,2-Benzisothiazol-3(2H)-one performs well in both aqueous and solvent-based systems, ensuring long-lasting protection against microbial contamination.

Description

Item	20% Solution	99% Powder
Appearance	Yellow-light brown solution	White to off-white powder
Assay (%)	19%-21%	99% Min.
Water	/	15%-20%
Chloride	/	0.6% Max.
PH of 10% solution	9.0-12.0	/
Density (25℃), g/cm3	1.13-1.25	/

Application

1. Paints and Coatings

Used as an in-can preservative to prevent microbial spoilage and extend product shelf life. 1,2-Benzisothiazol-3(2H)-one (CAS 2634-33-5) helps maintain coating stability and appearance.

2. Adhesives and Sealants

Prevents bacterial and fungal growth in polymer emulsions and adhesives, ensuring long-term storage stability.

3. Inks and Printing Systems

Used as a biocide to prevent microbial contamination and maintain print quality.

4. Cleaning and Detergent Products

Benzisothiazolinone (BIT) is used in liquid detergents and cleaners to inhibit microbial growth and extend product lifespan.

5. Personal Care Products

In low concentrations, BIT can be used as a preservative in shampoos, soaps, and creams to prevent spoilage.