1,2,3-Trichloro-5-nitrobenzene (CAS 20098-48-0) Product Introduction

1. Basic Information

• English Name: 1,2,3-Trichloro-5-nitrobenzene
• Alias: 3,4,5-Trichloronitrobenzene
• CAS No.: 20098-48-0
• Molecular Formula: C₆H₂Cl₃NO₂
• Molecular Weight: 226.44
• EINECS No.: 243-511-6

2. Physical and Chemical Properties

• Appearance: Light yellow crystalline solid
• Melting Point: 68–71 °C
• Boiling Point: 284.1 °C (760 mmHg)
• Density: 1.651 g/cm³
• Flash Point: 125.6 °C
• Solubility: Insoluble in water, soluble in organic solvents
• LogP: 4.08

3. Main Applications

• Pharmaceutical Intermediate: Used for the synthesis of chlorine-containing and nitro-containing pharmaceutical intermediates
• Pesticide Intermediate: Key raw material for manufacturing insecticides, fungicides and other pesticides
• Organic Synthesis: Used as aromatic chlorinated and nitrated building blocks for fine chemical synthesis

4. Safety & Transportation

• UN Number: 2811
• Hazard Class: Class 6.1 (Toxic Substance)
• Route of Exposure: Inhalation, ingestion, skin absorption
• Health Hazard: Irritating to eyes, skin and respiratory tract; high concentration may cause methemoglobinemia
• Safety Protection:
  • Wear gas mask, protective gloves and goggles during operation
  • Operate in sealed condition with good ventilation; avoid skin contact and dust inhalation
  • Store in cool, dry and ventilated warehouse, keep away from fire and heat sources
   

5. Quality Specification (Typical)

• Purity: ≥98.0% (GC)
• Moisture: ≤0.5%
• Impurity (Mono/Dichloro Nitrobenzene): ≤1.0%

6. Packaging & Storage

• Packaging: 25kg/fiber drum with inner plastic bag, or 5kg/aluminum foil bag
• Storage: Sealed storage at room temperature; avoid moisture and direct strong light