Tech Serve Solutions

Octane

CAS 111-65-9CH3(CH2)6CH3Chemical Synthesis

Octane (CAS: 111-65-9), with the molecular formula CH3(CH2)6CH3 and a molar mass of 114.23 g/mol, is a key acyclic alkane. It is a volatile, colourless liquid primarily recognised for its role as a reference fuel component in the octane rating system for gasoline. Octane serves as a versatile solvent and a building block in organic synthesis, essential for various chemical research and industrial applications.

IUPAC
n-Octane
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Octane (CH3(CH2)6CH3) — chemical structure, CAS 111-65-9; Chemistry, fine chemical supplied by Tech Serve Solutions
AcyclicAlkanesBuilding BlocksChemical SynthesisOrganic Building Blocks
01 /Applications

Fuel Standard and Research

Octane is a primary component in determining the octane rating of gasoline, serving as a reference fuel. Its defined combustion characteristics make it invaluable for engine performance testing and research.

Solvent Applications

As a nonpolar organic solvent, octane is effective for dissolving oils, fats, and other nonpolar substances. It finds use in industrial cleaning processes and laboratory applications requiring a specific solvency profile.

Chemical Synthesis

Octane acts as a precursor and building block in various organic synthesis pathways. It is used in the production of other chemicals and materials within the chemical and petrochemical industries.

02 /Properties
Molecular weight114.23
Linear formulaCH3(CH2)6CH3
Assay≥99% (CP)≥99.999% metals basis
Boiling point125-127 °C(lit.)
Density0.703 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.398(lit.)
Vapour pressure11 mmHg (20 °C)
Melting point−57 °C(lit.)
Vapour density3.9 (vs air)
Autoignition temp428 °F
Impurities tested<0.005% water(100 mL pkg)
03 /Safety & handling
GHS hazard pictogram: Flammable (GHS02)
Flammable
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
GHS hazard pictogram: Health hazard (GHS08)
Health hazard
GHS hazard pictogram: Environmental hazard (GHS09)
Environmental hazard
Danger

Hazard statements

  • H225Highly flammable liquid and vapour
  • H304May be fatal if swallowed and enters airways
  • H315Causes skin irritation
  • H336May cause drowsiness or dizziness
  • H410Very toxic to aquatic life with long-lasting effects

Precautionary statements

  • P210Keep away from heat, sparks and open flames. No smoking
  • P261Avoid breathing dust, fume, gas or vapours
  • P273Avoid release to the environment
  • P301IF SWALLOWED
  • P331Do NOT induce vomiting
  • P501Dispose of contents and container per local regulations
Protective equipmentEyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point13 °C / 55.4 °F
Transport (UN / ADR)UN 1262 3 / PGII
Water hazard class (WGK, DE)2
Hazard codes (EU)F,Xn,N
Risk statements (R)11-38-50/53-65-67
Safety statements (S)9-16-29-33-60-61-62

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
111-65-9
MDL number
MFCD00009556
Beilstein registry
1696875
05 /Additional specifications
Evapn Residue<0.0003%
06 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

07 /Frequently asked questions

What is Octane used for?

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Octane is primarily used as a reference fuel in the octane rating system for gasoline, as a nonpolar solvent for dissolving oils and fats, and as a building block in chemical synthesis.

What is the CAS number and formula for Octane?

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The CAS number for Octane is 111-65-9, and its molecular formula is CH3(CH2)6CH3.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions typically supplies Octane with an assay of ≥99% (CP) and ≥99.999% metals basis. We do not represent this product as USP, BP, or EP grade unless explicitly stated in the product specifications.

What are the main safety hazards associated with Octane?

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Octane is highly flammable (H225) and can be fatal if swallowed and enters airways (H304). It causes skin irritation (H315), may cause drowsiness or dizziness (H336), and is toxic to aquatic life with long-lasting effects (H410). Always handle with appropriate personal protective equipment.

How is Octane packed and shipped by TSS?

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Octane is available in various packaging options suitable for laboratory and industrial use. As a global supplier, TSS ensures adherence to all relevant shipping and export regulations for hazardous materials.

How can I request a sample or quote for Octane?

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To request a sample or a quote for Octane, please contact our sales team through the website or by phone, providing your specific requirements.

Need Octane in a specific grade or volume?