926-64-7

  • English Name: N,N-Dimethylaminoacetonitrile
  • CAS Number: 926-64-7
  • Molecular Formula: C₄H₈N₂
  • Molecular Weight: 84.12 g/mol

Physical Properties

  • Appearance: Colorless to pale yellow liquid.
  • Density: 0.863 g/mL at 25°C.
  • Boiling Point: 137-138°C.
  • Melting Point: 135-138°C.
  • Refractive Index: n₂₀/D 1.410.
  • Solubility: Soluble in water.

Chemical Properties

  • Stability: Stable under normal conditions but reacts violently with acids, strong oxidizers, and water.
  • Reactivity: Forms toxic fumes of hydrogen cyanide when exposed to acids or water.

Safety Information

  • Toxicity: Highly toxic; acute oral LD₅₀ in rats: 50 mg/kg.
  • Hazard Statements:
    • R10: Flammable.
    • R23/25: Toxic if swallowed or in contact with skin.
    • R36: Irritating to eyes.
  • Safety Phrases:
    • S16: Keep away from sources of ignition.
    • S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
    • S36/37/39: Wear suitable protective clothing, gloves, and eye/face protection.

Handling and Storage

  • Store in a cool, dry place, away from acids and strong oxidizers.
  • Use appropriate ventilation when handling.

Transport Information

  • UN Number: 2378.
  • Hazard Class: Flammable liquid.

Environmental Concerns

  • Extremely hazardous to aquatic life; avoid release into the environment.

First Aid Measures

  • Inhalation: Move to fresh air. If breathing is difficult, administer oxygen and seek medical attention.
  • Skin Contact: Remove contaminated clothing and rinse with water.
  • Eye Contact: Rinse eyes with water for at least 15 minutes and seek medical attention.
  • Ingestion: Do not induce vomiting. Seek medical attention immediately.

Packing and shipping