2,4-Dichlorobenzoyl chloride

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Category:Agrochemicals   MOQ:100KG  Shipped directly from China

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Introduction

2,4-Dichlorobenzoyl Chloride

Chemical Name: 2,4-Dichlorobenzoyl chloride
Synonyms: DCBC; 2,4-Dichlorobenzoic acid chloride
CAS Number: 89-75-8
Molecular Formula: C₇H₃Cl₃O
Molecular Weight: 209.45 g/mol


Physical & Chemical Properties

Property Value
Appearance Colorless to pale yellow liquid
Odor Pungent, irritating (lachrymatory)
Melting Point 16-18°C (61-64°F)
Boiling Point 254-256°C (489-493°F)
Density 1.494 g/cm³ (25°C)
Refractive Index 1.573 (20°C)
Vapor Pressure 0.01 mmHg (20°C)
Solubility Reacts with water; soluble in organic solvents

Hazard & Safety Information (GHS)

Danger Symbols:
☠️ Toxic (T)
⚠️ Corrosive (C)

Hazard Statements:
• H302: Harmful if swallowed
• H314: Causes severe skin burns and eye damage
• H330: Fatal if inhaled
• H335: May cause respiratory irritation
• H411: Toxic to aquatic life

Precautionary Measures:
• P260: Do not breathe dust/fume/gas
• P280: Wear gloves/face shield/eye protection
• P303+P361+P353: IF ON SKIN: Remove clothing, rinse skin
• P305+P351+P338: IF IN EYES: Rinse cautiously


Chemical Behavior

• Reactivity:

  • Violently reacts with water/alcohols (hydrolysis)
  • Incompatible with bases, oxidizing agents
  • Releases HCl gas on decomposition
    • Stability:
  • Moisture-sensitive (store under inert gas)
  • Light-sensitive (amber glass recommended)

Applications

✔ Key intermediate for:

  • Herbicides (e.g., 2,4-D esters)
  • Pharmaceuticals
  • Dyes and pigments
    ✔ Acylating agent in organic synthesis

Disclaimer:

The above content is for reference and communication only among industry insiders, and does not guarantee its accuracy or completeness. According to relevant laws and regulations and the regulations of this website, units or individuals who purchase related items should obtain valid qualifications and qualification conditions.

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