Fungicide Technical
Fungicide Technical

Triadimefon 96-97% TC

Chemical Name: 1-(4-chlorophenoxy)-3,3-dimethyl-1-(1H-1,2,4-triazol-1-yl)-α-butanone

CAS number: 43121-43-3

Molecular weight: 293.75

Ingredient content: Triadimefon 95%; para-chlorophenol 0.5%; water 0.5%; others 4%.

Physical and chemical properties: The original drug is a white solid

Uses: Triadimefon is a colorless solid with a melting point of 82-83°C and a distinctive aromatic odor. Its vapor pressure is 0.02 mPa (20°C) and 0.06 mPa (25°C), density is 1.22 (20°C), KowlogP = 3.11, and solubility in water is 64 mg/L (20°C). It is moderately soluble in many organic solvents, except aliphatic hydrocarbons, with concentrations of >200 g/L in dichloromethane and toluene, 50-100 g/L in isopropyl alcohol, and 5-10 g/L in hexane (20°C). It is stable under acidic or alkaline conditions (pH 1-13). Its half-life exceeds one year at pH 3, 6, and 9 (22°C). Triadimefon is a highly effective, low-toxic, low-residue, long-lasting triazole fungicide with strong systemic properties. After being absorbed by various parts of plants, it can be transported throughout the plant body. It has preventive, eradicative, and therapeutic effects against rust and powdery mildew. It is effective against a variety of crop diseases such as corn round spot, wheat moire, wheat leaf blight, pineapple black rot, corn head smut, etc. It is relatively safe for fish and birds [1]. It is harmless to bees and natural enemies. The bactericidal mechanism of triadimefon is extremely complex. It mainly inhibits the biosynthesis of ergosterol in the bacteria, thereby inhibiting or interfering with the development of bacterial attachment spores and haustoria, the growth of hyphae and the formation of spores. Triadimefon is very active against certain pathogens in living organisms, but its effect in vitro is very poor. It is more active against hyphae than against spores. Triadimefon can be mixed with many fungicides, insecticides, herbicides, etc.

  • Product Details
  • Product parameters
    Physical and chemical properties Density 1.2±0.1 g/cm3
    Boiling point 441.9±55.0 °C at 760 mmHg
    Melting point 82°C
    Molecular formula C14H16ClN3O2
    Molecular weight 293.749
    Flash point 221.0±31.5 °C
    Exact mass 293.093109
    PSA 57.01
    LogP 2.77
    Appearance white powder
    Vapour pressure 0.0±1.1 mmHg at 25°C
    Refractive index 1.58
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ABOUT LIMIN CHEMICAL
Yancheng Limin Chemical Co., Ltd.
Yancheng Limin Chemical Co., Ltd.
The story of Limin Group began more than three decades ago, on the fertile soil of China. It was an era calling for agricultural modernization, when food security became a national imperative. Our founding was no coincidence—it was a response to the times: harnessing technology to protect crops, and responsibility to safeguard the granary. From a small team of dozens to a global enterprise spanning five continents, we have always believed that agriculture is not merely an industry—it is the foundation of human survival.
Our R&D centers in China, Europe, South America, Southeast Asia, and Africa employ over 200 scientists, tackling challenges in green synthesis, microencapsulation, and biological pest control. With more than 150 core patents, Limin commands a strong voice in the global agrochemical sector, and our involvement in FAO/WHO international pesticide standards has brought "Chinese innovation" to the center of the world stage.
Today, Limin products serve over 80 countries, protecting more than 6.6 million hectares of farmland. We are not just providers of crop protection—we are guardians of global food security. From the arid lands of Africa, to the highlands of South America, to the rice fields of Southeast Asia—our footprints and commitments are everywhere.
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We have independent intellectual property rights of efficient green pesticide new products, by the State Intellectual Property Office awarded the "national intellectual property advantage enterprise"

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