Flufenoxuron 

CAS No.: 101463-69-8 | EC No.: 417-680-3

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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

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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

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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

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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

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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

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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

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7. Quality Specifications

• Purity: ≥95% (HPLC)
• Related Substances: ≤2.0%
• Water Content: ≤0.5%

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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.