Difenoconazole CAS No.119446-68-3
Agrochemicals 2025-03-02
Difenoconazole
CAS No.: 119446-68-3
1. Chemical Identification
| Property | Specification |
|---|---|
| IUPAC Name | 1-((2-(2-Chloro-4-(4-chlorophenoxy)phenyl)-4-methyl-1,3-dioxolan-2-yl)methyl)-1H-1,2,4-triazole |
| Molecular Formula | C₁₉H₁₇Cl₂N₃O₃ |
| Molecular Weight | 406.3 g/mol |
| Synonyms | Bardos, Neu 1 |
2. Chemical Classification
- Class: Dioxolane derivative
- Functional Groups:
✓ Aromatic ether
✓ Triazole
✓ Cyclic ketal - Type: Conazole fungicide
3. Biological Activity
| Parameter | Characteristic |
|---|---|
| Target Enzyme | EC 1.14.13.70 (sterol 14α-demethylase) |
| Mode of Action | Inhibits ergosterol biosynthesis |
| Spectrum | Ascomycetes, Basidiomycetes, Deuteromycetes |
4. Applications
Target Crops:
✓ Winter wheat
✓ Oilseed rape
✓ Brassicas (cabbage, broccoli, cauliflower)
Controlled Pathogens:
✓ Septoria tritici
✓ Brown rust
✓ Light leaf spot
✓ Stem canker
Application Methods:
✓ Seed treatment
✓ Foliar spray
✓ Systemic fungicide
5. Safety Profile
Toxicity:
- Moderate toxicity to:
✓ Humans
✓ Mammals
✓ Birds
✓ Aquatic organisms
Environmental Impact:
- Persistent environmental contaminant
- Classified as xenobiotic
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