n‑Butyl Bromide

n‑Butyl Bromide

CAS Number:109‑65‑9

Chemical Formula:C₄H₉Br

Product Introduction

A colorless liquid (may appear pale yellow in impure samples), insoluble in water but miscible with most organic solvents. Commonly used as a reagent or solvent in organic synthesis and alkylation reactions.

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Physical & Chemical Properties

Property Value
Appearance Colorless to light yellow liquid
Boiling Point ~100–102 °C
Melting Point ~–112 °C
Density @ 20 °C ~1.27 g/cm³
Flash Point ~10–23 °C
Vapor Pressure ~34 mmHg @ 20 °C
Solubility ~0.6 g/L in water @ 30 °C
Log P ~2.83
Odor Mild halogen-like

Applications

  • Alkylating reagent and solvent in organic synthesis
  • Intermediate in flavor, fragrance, and agrochemical production

Safety & Handling

  • Hazards:Highly flammable liquid & vapor (H225); irritant (H315/H319/H335); suspected carcinogen (H351); reproductive toxicant (H360); STOT RE (H373); aquatic toxicity (H411)
  • Precautions: Use PPE, flame-proof ventilation, grounding, and vapor containment; store sealed below 30 °C away from ignition and oxidizers.

Packing Options

  • Lab: 100 mL–1 L bottles
  • Industrial: 200 L drums; bulk ISO tankers

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