Description

2,6,10,14,18-Pentamethylnonadecane is a high-purity branched alkane, also known as pristane, valued for its exceptional chemical stability and defined molecular structure. This compound serves as a critical standard and intermediate in advanced research and specialty chemical manufacturing. It is essential for industries including pharmaceuticals, where it is used in vaccine adjuvants and immunological research, and analytical chemistry as a key reference material.

Application

• Pharmaceutical Adjuvant: Used as a component in the formulation of vaccine adjuvants to enhance immune response.
• Immunological Research: Serves as a key reagent in studies of autoimmune diseases and macrophage activation.
• Analytical Reference Standard: Employed as a certified standard in gas chromatography (GC) and mass spectrometry (MS) for hydrocarbon analysis.
• Lubricant & Synthetic Oil Intermediate: Acts as a high-performance base stock or additive precursor for specialty synthetic lubricants.
• Biomarker Studies: Utilized in environmental and geochemical research as a biomarker for marine and terrestrial organic matter.
• Specialty Polymer Synthesis: Functions as a building block or chain transfer agent in the production of tailored polyolefins.

Basic Information

Product Name	2,6,10,14,18-Pentamethylnonadecane
CAS No.	55191-61-2
Molecular Formula	C24H50
Molecular Weight	338.66 g/mol
Synonyms	Pristane; 2,6,10,14-Tetramethylpentadecane (common misnomer); Norpristane (related isomer); Tetramethylpentadecane; TMPD; C24 Isoprenoid; 2,6,10,14-Tetramethylpentadecane (historical); Phytane isomer
EINECS	259-513-5

Quality Control

Our 2,6,10,14,18-Pentamethylnonadecane is manufactured under a strict quality management system. Each batch is subjected to rigorous analytical testing, including GC, GC-MS, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We can supply material compliant with research-grade and custom specifications upon request.

Storage

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

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 (n20D)	1.440 - 1.445
Density (20°C)	0.78 - 0.80 g/mL

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