Hanson Chemicals

1-Octene (C8)

Formula: C₈H₁₆
CAS Number: 111-66-0
EC Number (EINECS): 203-893-7
HS Code: 29012990
UN Number: 1993 (Flammable liquid, n.o.s.)
IUPAC Name: Oct-1-ene
Also Known As: Alpha-Octene; n-Oct-1-ene
Molecular Weight, g/mol: 112.21

Typical Specifications

Appearance: Clear, colorless liquid
Odor: Mild olefinic odor
Melting Point, °C: -101
Boiling Point, °C: 121–123
Density, g/cm³ (at 20°C): 0.715–0.718
Flash Point, °C: 17 (closed cup)
Refractive Index (20°C): 1.410–1.415
Solubility: Insoluble in water; soluble in organic solvents
Vapor Pressure (at 20°C): ~20 mmHg
Purity, %: ≥99.0
Grades Available: Industrial, Polymerization, High Purity
Packaging: 150kg drums, 850kg IBC, bulk ISO tanks

Applications / Uses

Primary Applications

  • Co-monomer in production of linear low-density polyethylene (LLDPE)

  • Intermediate for surfactants, synthetic lubricants, and plasticizers

  • Used in manufacturing specialty chemicals and detergents

Secondary Applications

  • Raw material for synthetic fatty acids and alcohols

  • Additive in automotive and industrial lubricants

  • Component in oilfield and agricultural chemicals

End Industries Served: Plastics, Polymers, Lubricants, Detergents, Oil & Gas, Agriculture, Specialty Chemicals

Safety & Handling Information

Hazard Class (GHS): Flammable liquid (Category 2), Aspiration hazard (Category 1)

Hazard Statements (H-Codes):

  • H225: Highly flammable liquid and vapor

  • H304: May be fatal if swallowed and enters airways

  • H315: Causes skin irritation

  • H336: May cause drowsiness or dizziness

  • H411: Toxic to aquatic life with long lasting effects

Precautionary Statements (P-Codes):

  • P210: Keep away from heat, sparks, open flames

  • P280: Wear protective gloves/eye protection

  • P301 + P310: IF SWALLOWED – Immediately call a doctor/poison center

  • P331: Do NOT induce vomiting

Storage Conditions

  • Store in cool, well-ventilated area away from ignition sources

  • Keep container tightly closed under inert gas (e.g., nitrogen)

  • Protect from direct sunlight

Transport Information

  • ADR/RID: Class 3, UN1993, PG II

  • IMDG: Class 3, UN1993, PG II

  • IATA: Class 3, UN1993, PG II

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