382-21-8

  • English Name: Octafluoroisobutylene
  • CAS Number: 382-21-8.
  • Molecular Formula: C₄F₈.
  • Molecular Weight: 200.02.

Physical Properties

  • Appearance: Colorless gas with a slight grassy odor.
  • Boiling Point: 6.5–7.0°C.
  • Density: 1.59 g/cm³ (at 0°C).
  • Solubility: Slightly soluble in water, soluble in ether and benzene.

Chemical Properties

  • Stability: Stable.
  • Reactivity: Non-combustible but highly toxic. Decomposes under heat and may polymerize.

Uses

  • Applications: Used as a raw material for the production of corrosion-resistant polymers.

Health and Safety Information

  • Health Hazards: Narrow toxicity band with significant risks. Inhalation can cause acute pulmonary edema, chemical pneumonia, or adult respiratory distress syndrome (ARDS) several hours after exposure.
  • Acute Toxicity: LC₅₀ 24.54 mg/m³ (1 hour, rats); 7.36 mg/m³ (2 hours, mice).
  • Emergency Handling: In case of inhalation, move to fresh air. For skin or eye contact, rinse thoroughly with water and seek medical attention.

Packing and shipping