Chemical Name: N-(trichloromethylthio)cyclohex-4-ene-1,2-dicarboximide

Formula: C₉H₈Cl₃NO₂S

Molecular Weight: 300.61

CAS No.: 133-06-2

Appearance: white powder.

Melting Point: 178 a t25°C.

Vapor Pressure: 1.3 mPa at 25°C.

Stability:soluble in water 3.3 mg/L 25°C, soluble in alcohol and xylene, not soluble in chloroform and cyclohexanone.

Toxicity: Acute oral LD₅₀ (mice) more than 8400-15000mg/kg, inhalation LC₅₀ (2-hour) in mice is 5.0 mg/L.

Specification: 92%TC, 50%WP, 80%WDG.

Uses: captan is road spectrum fungicide, especially effective against lepidopter and coleopter, like stem borer, common cabbage worm and diamond-back moth. Recommanded on rice, sugarcane, tea, vegetables and fruit trees.