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SUNWAY Daily Chemicals 5-Chloro-2-Methyl-4-Isothiazolin-3-One

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Introduction

5-Chloro-2-Methyl-4-Isothiazolin-3-One, commonly known as CMIT or simply isothiazolinone, is a synthetic organic compound that belongs to the isothiazolinone family. It is primarily used as a biocide and preservative in various industrial and consumer applications due to its effective antifungal and antibacterial properties.

Chemical Structure and Properties:

  • Chemical Formula: C₇H₈ClN₂S

  • Molecular Weight: 175.67 g/mol

  • CMIT features a chlorinated isothiazolinone structure, which contributes to its activity against a wide range of microorganisms.

Applications

  1. Cosmetics and Personal Care Products: CMIT is frequently used in shampoos, lotions, and creams as a preservative to prevent microbial growth.

  2. Industrial Applications: It is employed in paints, adhesives, and coatings to enhance their shelf life and stability by preventing spoilage.

  3. Water Treatment: CMIT is used in cooling water systems and other water treatment applications to control microbial contamination.

Safety and Regulation

  • While CMIT is effective as a preservative, it can cause skin sensitization and irritation in some individuals, which has raised concerns about its safety, particularly in cosmetic products.

  • Regulatory bodies in various regions monitor the use of CMIT and may impose concentration limits for safety reasons.

Conclusion

5-Chloro-2-Methyl-4-Isothiazolin-3-One is an important compound in the fields of microbiological control and preservation, widely utilized for its antimicrobial properties, but attention must be given to its potential effects on human health and environmental safety.


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