Description

2,6,10,14,18-Pentamethylheneicosane is a high-purity branched alkane, also known as pristane, with the CAS number 66519-77-5. This compound serves as a critical standard and intermediate in advanced research and industrial synthesis, valued for its defined structure and consistent performance. It is essential for manufacturers and research laboratories in the pharmaceutical, biotechnology, and specialty chemical sectors requiring high-quality hydrocarbon references or building blocks.

Application

• Biomedical Research: Used as a critical adjuvant in immunological studies and vaccine development models.
• Analytical Standard: Serves as a primary reference standard in gas chromatography (GC) and mass spectrometry (MS) for hydrocarbon analysis.
• Lubricant & Fluid Formulation: Acts as a high-performance base stock or additive in specialty synthetic lubricants and functional fluids.
• Chemical Synthesis: Employed as a well-defined hydrophobic building block or solvent in organic synthesis and material science.
• Cosmetics & Personal Care: Functions as an emollient and texture enhancer in high-end cosmetic formulations.
• Industrial Microbiology: Utilized as a carbon source in fermentation processes and microbial growth media.

Basic Information

Product Name	2,6,10,14,18-Pentamethylheneicosane
CAS No.	66519-77-5
Molecular Formula	C26H54
Molecular Weight	366.71 g/mol
Synonyms	Pristane; 2,6,10,14-Tetramethylpentadecane (common misnomer); Norpristane (related isomer); 2,6,10,14,18-Pentamethylnonadecane (alternative naming); Tetramethylpentadecane; TMPD; C26 Isoparaffin; Branched C26 Alkane
EINECS	Contact for details

Quality Control

Our 2,6,10,14,18-Pentamethylheneicosane is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including GC, GC-MS, and NMR, to ensure high chemical purity and identity. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee traceability and compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Refractive Index (n20/D)	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.