Description

2,3,3-Trimethylpentane is a branched-chain alkane hydrocarbon with the CAS number 560-21-4, valued for its role as a high-purity reference standard and a key component in fuel research. Its defined structure and properties make it essential for calibrating analytical instruments and studying octane rating and combustion characteristics. This compound is primarily needed by analytical laboratories, petrochemical research facilities, and manufacturers developing specialized fuel additives and high-performance lubricants.

Application

• Gas Chromatography (GC) Reference Standard: Used for instrument calibration and method development due to its high purity and well-defined retention time.
• Fuel and Octane Rating Research: Serves as a model compound in studies of combustion kinetics, knock resistance, and the formulation of high-octane gasoline blends.
• Organic Synthesis Intermediate: Acts as a building block or solvent in specialized organic reactions and the synthesis of more complex hydrocarbon derivatives.
• Physical Property Studies: Employed in scientific research to determine thermodynamic properties, vapor-liquid equilibria, and diffusion coefficients of branched alkanes.
• Polymer & Elastomer Research: Used in studies related to polymer solubility, swelling behavior, and as a component in specialty solvent formulations.
• Industrial Solvent Formulations: A component in specialized solvent blends for applications requiring a highly volatile, non-polar medium.

Basic Information

Product Name	2,3,3-Trimethylpentane
CAS No.	560-21-4
Molecular Formula	C8H18
Molecular Weight	114.23 g/mol
Synonyms	2,3,3-Trimethylpentane; Triptane (common name); 2,3,3-TMP; 1,1,2-Trimethylcyclopentane (incorrect but sometimes listed); Ethyltrimethylmethane; UN1208; Isooctane (isomer mixture); Petroleum ether component
EINECS	209-192-0

Quality Control

Our 2,3,3-Trimethylpentane is produced and handled under a strict quality management system. Each batch undergoes comprehensive analytical testing, including Gas Chromatography (GC) for purity and identity confirmation, to ensure it meets the high standards required for research and industrial applications. Certificates of Analysis (COA) detailing all test results are provided with every shipment.

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 to prevent evaporation and maintain purity. Recommended storage temperature is 15-25°C.

Specification

Item	Specification
Appearance	Clear, colorless liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Density (20°C)	0.716 - 0.720 g/mL
Refractive Index (20°C)	1.402 - 1.406
Boiling Point	~109-111 °C

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