CAPTAFOL

Captafol – Specification & Classification

1. Chemical Information

• Name: Captafol

• IUPAC Name: (2-[(1,1,2,2-tetrachloroethyl)sulfanyl]cyclopent-4-ene-1,3-dione)

• CAS Number: 2425-06-1

• Molecular Formula: C10H9Cl4NO2S

• Molecular Weight: ~349.1 G/mol

• Appearance: White To Yellow Crystalline Solid

• Solubility: Slightly Soluble In Water, Soluble In Organic Solvents

2. Use And Function

• Function: Fungicide

• Used On: Fruits, Vegetables, Ornamental Plants, Seed Treatments

• Mode Of Action: Multi-site Inhibitor, Affecting Fungal Respiration And Cell Metabolism

• Target Pests: Controls A Broad Spectrum Of Fungal Diseases Like Blights, Molds, Mildews, And Rots

3. Regulatory & Safety Status

• Toxicity:

  • Acute Oral Toxicity: Moderately Toxic (LD50 Varies By Species)

  • Skin/eye Irritation: Irritant

  • Chronic Exposure Risks: Suspected Carcinogen (linked To Cancer In Animal Studies)

• Regulatory Status:

  • Banned Or Severely Restricted In Many Countries Including The United States, European Union, And Others Due To Health And Environmental Risks.

  • Persistency: Non-biodegradable, Long-lasting In The Environment

  • Bioaccumulation: Potential To Bioaccumulate In Ecosystems

4. Specifications (if Used Or Stored)

• Purity: Usually ≥ 95% Technical Grade (historically Used)

• Formulations: Wettable Powders, Dusts, Emulsifiable Concentrates (now Largely Discontinued)