Description

2,6,10,14,18-Pentamethylicosane is a high-purity, branched alkane, also known as pristane, with the CAS number 51794-16-2. This compound serves as a critical high-performance synthetic hydrocarbon fluid and a vital biochemical standard due to its exceptional stability and defined structure. It is essential for industries and research institutions requiring reliable lubricant bases, calibration references, and specialized chemical intermediates.

Application

• High-Performance Lubricants & Greases: Used as a base or additive in synthetic lubricants for demanding applications due to its excellent thermal and oxidative stability.
• Biomedical & Immunological Research: Acts as a key adjuvant (e.g., in pristane-induced arthritis models) and a standard in lipidomics and metabolic studies.
• Gas Chromatography (GC) & Mass Spectrometry (MS): Serves as a critical calibration standard and reference material for instrument performance and method validation.
• Specialty Chemical Synthesis: Utilized as a building block or intermediate in the synthesis of complex organic molecules and surfactants.
• Electrical & Thermal Fluids: Employed in dielectric cooling fluids and heat transfer systems where chemical inertness is paramount.
• Cosmetic & Personal Care: Functions as an emollient and texture enhancer in high-end cosmetic formulations.

Basic Information

Product Name	2,6,10,14,18-Pentamethylicosane
CAS No.	51794-16-2
Molecular Formula	C25H52
Molecular Weight	352.68 g/mol
Synonyms	Pristane; 2,6,10,14-Tetramethylpentadecane (common misnomer); Norpristane (related isomer); TME; 2,6,10,14,18-Pentamethyl-2,6,10,14,18-icosapentane; Phytane isomer; Branched C25 Isoprenoid Hydrocarbon
EINECS	257-408-2

Quality Control

Our 2,6,10,14,18-Pentamethylicosane is produced and tested under a rigorous quality management system. Each batch is analyzed to ensure it meets stringent purity and identity specifications, with full traceability. A comprehensive Certificate of Analysis (COA) detailing purity, identity confirmation, and impurity profiles is provided with every shipment to guarantee batch-to-batch consistency for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Refractive Index (20°C)	1.440 - 1.445
Density (20°C)	0.78 - 0.82 g/mL

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