DDT (DICHLORODIPHENYLTRICHLOROETHANE)

DDT Specification (Technical & Regulatory Overview)

Chemical Name: Dichlorodiphenyltrichloroethane
IUPAC Name: 1,1,1-trichloro-2,2-bis(4-chlorophenyl)ethane
CAS No.: 50-29-3
Molecular Formula: C₁₄H₉Cl₅
Molecular Weight: 354.49 G/mol
Chemical Class: Organochlorine Insecticide

Physical & Chemical Properties

• Appearance: White To Off-white Crystalline Solid

• Odor: Slight, Characteristic

• Melting Point: 108–109 °C

• Boiling Point: Decomposes Before Boiling (~260 °C At Reduced Pressure)

• Density: ~1.55 G/cm³ (20 °C)

• Solubility In Water: Very Low (~0.003 Mg/L At 25 °C)

• Solubility In Organic Solvents: Soluble In Benzene, Hexane, Chloroform

• Vapor Pressure: Very Low (≈1.5 × 10⁻⁷ MmHg At 20 °C)

• Log Kow: ~6.2–6.5 (highly Lipophilic)

• Stability: Persistent; Resistant To Environmental Degradation