Agrochemicals

Folpet 

CAS No.: 133-07-3 | EC No.: 205-088-6

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1. Chemical Identification

Property	Specification
IUPAC Name	2-[(trichloromethyl)sulfanyl]-1H-isoindole-1,3(2H)-dione
Molecular Formula	C₉H₄Cl₃NO₂S
Molecular Weight	296.56 g/mol
Appearance	White to off-white crystalline powder
Melting Point	177-180°C
Vapor Pressure	1.1×10⁻⁵ Pa at 20°C
Refractive Index	1.6000 (estimate)
Density	1.72 g/cm³

Synonyms:
Phaltan, Folpan, N-(Trichloromethylthio)phthalimide

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2. Key Applications

Agricultural Fungicide

• Target Crops:
  ✓ Cereals (wheat, rice)
  ✓ Vegetables (tomatoes, cucumbers)
  ✓ Fruit trees (apples, grapes)
• Target Diseases:
  ✓ Powdery mildew
  ✓ Downy mildew
  ✓ Scab diseases
  ✓ Botrytis

Biological Effects

• Stimulates plant growth at sub-fungicidal doses
• Enhances natural defense mechanisms

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3. Product Advantages

✔ Broad-Spectrum Activity – Controls multiple fungal pathogens
✔ Tank-Mix Compatibility – Works with most common pesticides
✔ Growth Stimulation – Improves plant vigor
✔ Resistance Management – Low risk of pathogen resistance

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4. Physical & Chemical Properties

• Solubility:
  • Water: 1.4 mg/L at 20°C
  • Organic solvents: Soluble in acetone, xylene
• Stability:
  • Stable in neutral/acidic conditions
  • Decomposes in strong alkalis

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5. Handling & Storage

Parameter	Requirement
Storage Temp	<30°C in dry conditions
Packaging	25kg fiber drums with liner
Shelf Life	36 months
Special Notes	Keep away from alkaline materials

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6. Safety Information

Warning!

• H317: May cause allergic skin reaction
• H319: Causes serious eye irritation
• H410: Very toxic to aquatic life

Protective Measures:

• P280: Wear protective gloves/eye protection
• P273: Avoid release to environment
• P501: Dispose of contents properly

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7. Quality Specifications

• Purity: ≥95% (HPLC)
• Related Substances: ≤3.0%
• Water Content: ≤0.5%

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Disclaimer:
This information is for professional users only. Always follow label instructions and wear proper PPE. Compliance with local pesticide regulations is mandatory.

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