Description

2,2,4-Trimethylpentane is a highly branched, saturated hydrocarbon and a primary reference standard for octane rating in fuels. This compound is valued for its exceptional anti-knock properties and its role as a key component in defining fuel quality. It is essential for industries involved in petroleum refining, analytical chemistry, and the formulation of high-performance fuels and calibration standards.

Application

• Primary reference fuel for determining octane ratings (RON and MON) in gasoline and engine testing.
• Critical analytical standard and solvent in chromatography (GC, HPLC) and spectroscopy.
• Component in the formulation of high-octane aviation and automotive fuels.
• Used as a reaction solvent and diluent in organic synthesis and polymer research.
• Calibration agent for fuel testing equipment and laboratory instrumentation.
• Raw material for the production of other specialty chemicals and additives.

Basic Information

Product Name	2,2,4-Trimethylpentane
CAS No.	540-84-1
Molecular Formula	C8H18
Molecular Weight	114.23 g/mol
Synonyms	Isooctane; Iso-Octane; 2,2,4-TMP; Trimethylpentane; (CH3)3CCH2CH(CH3)2; 2,2,4-Trimethylpentane; Petroleum Isooctane; Reference Fuel Isooctane
EINECS	208-759-1

Quality Control

Our 2,2,4-Trimethylpentane is produced and tested to meet exacting standards for purity and consistency, suitable for analytical and fuel applications. We provide comprehensive quality assurance, with Certificates of Analysis (COA) available for every batch, detailing key parameters such as purity, identity, and impurity profiles. Our quality system ensures compliance with relevant industry and reagent-grade specifications.

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 containers tightly sealed when not in use. Recommended storage temperature is 15-25°C.

Specification

Item	Specification
Appearance	Clear, colorless liquid
Identification (IR)	Conforms
Assay (GC)	≥ 99.0%
Density (20°C)	0.692 g/mL
Refractive Index (n20D)	1.391 - 1.393
Boiling Point	99°C
Water Content (KF)	≤ 0.05%
Non-volatile residue	≤ 0.001%

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