Description

3-Methyloctane is a branched-chain alkane hydrocarbon, a key component in high-performance fuel research and specialty organic synthesis. Its defined structure and high volatility make it a valuable reference standard and a critical raw material for developing advanced formulations. This compound is essential for industries focused on fuel technology, chemical manufacturing, and analytical science, where precise hydrocarbon properties are required.

Application

• As a reference standard and calibrant in gas chromatography (GC) and mass spectrometry for petrochemical analysis.
• Used in fuel research and development to study octane rating, combustion characteristics, and additive performance.
• As a solvent and reaction medium in organic synthesis and specialty chemical manufacturing.
• Employed as a building block/intermediate in the synthesis of more complex organic molecules and fine chemicals.
• In the formulation of specialty lubricants, adhesives, and coatings where specific hydrocarbon properties are needed.
• For academic and industrial research into hydrocarbon chemistry, physical properties, and environmental fate studies.

Basic Information

Product Name	3-Methyloctane
CAS No.	2216-33-3
Molecular Formula	C9H20
Molecular Weight	128.26 g/mol
Synonyms	Isooctane (mixed isomers context); 3-Methyl-n-octane; Methyloctane; Octane, 3-methyl-; NSC 74112
EINECS	218-729-7

Quality Control

Our 3-Methyloctane is produced and handled under a strict quality management system. Each batch undergoes comprehensive analytical testing, including GC analysis for purity and identity confirmation, to ensure it meets exacting standards for research and industrial use. Certificates of Analysis (COA) detailing all test results are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat, sparks, and open flames. Due to its highly volatile nature, keep container tightly sealed when not in use. Recommended storage temperature is 2-25°C.

Specification

Item	Specification
Appearance	Colorless clear liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Density (at 20°C)	0.71 - 0.73 g/mL
Boiling Point	Approx. 142 - 144 °C
Refractive Index (n20D)	1.405 - 1.407
Water Content (KF)	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.