Flufenoxuron
CAS No.: 101463-69-8 | EC No.: 417-680-3
1. Chemical Identification
| Property | Specification |
|---|---|
| IUPAC Name | N-[[[4-[2-chloro-4-(trifluoromethyl)phenoxy]-2-fluorophenyl]amino]carbonyl]-2,6-difluorobenzamide |
| Molecular Formula | C₂₁H₁₁ClF₆N₂O₃ |
| Molecular Weight | 488.77 g/mol |
| Appearance | Off-white to light beige powder |
| Melting Point | 169-172°C (decomposes) |
| Vapor Pressure | 6.52×10⁻¹² Pa at 20°C |
| pKa | 8.68±0.46 (predicted) |
Synonyms:
1-[4-(2-chloro-α,α,α-trifluoro-p-tolyloxy)-2-fluorophenyl]-3-(2,6-difluorobenzoyl)urea
2. Key Applications
Agricultural Pest Control
- Target Crops:
✓ Cotton
✓ Citrus orchards
✓ Fruit trees
✓ Cruciferous vegetables - Target Pests:
✓ Spider mites
✓ Cabbage worm (Pieris rapae)
✓ Diamondback moth (Plutella xylostella)
✓ Cabbage borer (Hellula undalis)
Application Method
- Dilution Ratio: 2,000-4,000× of 5% EC formulation
- Application Timing: Peak egg hatching to 1st-2nd instar larvae stage
3. Product Advantages
✔ Dual Action – Effective against both insects and mites
✔ Long Residual Activity – Prolonged protection period
✔ Plant Safety – Excellent leaf retention properties
✔ High Potency – Low effective dosage required
4. Physical & Chemical Properties
- Solubility:
- Water: 0.0012 mg/L (20°C)
- Organic solvents: Soluble in acetone, dichloromethane
- Stability:
- Stable to hydrolysis (pH 4-9)
- Photostable in sunlight
5. Handling & Storage
| Parameter | Requirement |
|---|---|
| Storage Temp | 0-30°C in original packaging |
| Packaging | 25kg fiber drum with liner |
| Shelf Life | 36 months when properly stored |
| Special Notes | Keep away from food/feed |
6. Safety Information
Precautionary Statements:
- H302: Harmful if swallowed
- H317: May cause allergic skin reaction
- H410: Very toxic to aquatic life
Protective Measures:
- P273: Avoid release to the environment
- P280: Wear protective gloves/clothing
- P501: Dispose of contents/container properly
7. Quality Specifications
- Purity: ≥95% (HPLC)
- Related Substances: ≤2.0%
- Water Content: ≤0.5%
Disclaimer:
This information is for professional users only. Always follow label instructions and wear proper PPE during handling. Compliance with local pesticide regulations is mandatory.
