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Product Line: Agrochemicals

Chlorothalonil

CAS 1897-45-6

Molecular structure of Chlorothalonil

CAS · 1897-45-6

01

Product Overview

Chlorothalonil is a high-purity bactericides supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.

02

Product Specifications

Appearance White or off-white powder
Assay 98.0% min
pH 5.0 - 7.0
Hexachlorobenzene 0.04 g/kg max
Decachlorobiphenyl 0.03 g/kg max
Xylene insoluble substance 0.2% max
Particle size D90 44 μm max
03

Applications

Chlorothalonil (CAS 1897-45-6) is a broad-spectrum, non-systemic fungicide widely applied in agriculture, horticulture, and turf management. Its primary application is in the prevention and control of fungal diseases such as leaf spots, blights, rusts, molds, and mildews that affect crops like vegetables, fruits, peanuts, potatoes, cereals, and ornamental plants. It acts by interfering with fungal enzyme systems and disrupting essential metabolic processes, thereby inhibiting spore germination and fungal growth. Chlorothalonil is typically used as a protective foliar spray, forming a barrier on plant surfaces to prevent infection. Beyond agriculture, it is also employed in wood preservation and in protecting materials such as paints and coatings from fungal decay. Its multi-site mode of action helps reduce the risk of resistance development, making it a reliable component of integrated disease management strategies.

04

Benefits

The benefits of Chlorothalonil are closely linked to its broad-spectrum activity and durability. One major advantage is its effectiveness against a wide variety of fungal pathogens, offering farmers and growers a versatile tool for protecting crops under different environmental conditions. Its protective barrier action ensures that plants remain shielded from fungal attacks, supporting higher yields and better quality produce. Chlorothalonil's multi-site inhibition mechanism makes it less prone to resistance compared to single-site fungicides, thereby extending its long-term utility in disease control programs. It also contributes to economic benefits by reducing crop losses, minimizing the need for frequent reapplications when applied correctly, and supporting marketability of crops through improved appearance and shelf life. Additionally, its role in turf and ornamental plant care ensures aesthetic value and landscape health in public and private spaces.

05

Conclusion

In conclusion, Chlorothalonil remains a vital fungicide in modern agriculture and plant protection. Its wide applicability, strong protective action, and resilience against resistance make it a dependable choice for disease management across diverse crops and environments. By safeguarding yields, enhancing produce quality, and supporting both economic and aesthetic goals, Chlorothalonil continues to play a significant role in sustaining agricultural productivity and plant health. Responsible usage in line with safety and environmental guidelines ensures that its benefits are maximized while minimizing potential risks.

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