Description

n-Octacosane is a high-purity, long-chain linear alkane with the CAS number 630-02-4, valued for its defined molecular structure and consistent physical properties. It serves as a critical standard, reference material, and intermediate in advanced research and specialty chemical synthesis. This compound is essential for industries and laboratories focused on materials science, chromatography, and the development of high-performance waxes and coatings.

Application

• Chromatographic Reference Standard: Used as a high-purity standard for calibrating Gas Chromatography (GC) and High-Performance Liquid Chromatography (HPLC) systems, particularly for analyzing hydrocarbon mixtures and determining retention indices.
• Chemical Synthesis Intermediate: Acts as a key building block or starting material in organic synthesis for producing surfactants, lubricant additives, and other specialty long-chain alkyl derivatives.
• Materials Science Research: Employed in studies of phase transitions, crystallization behavior, and thermal properties of n-alkanes to model polymers or develop advanced materials.
• Specialty Wax & Coating Formulations: Incorporated to modify the melting point, hardness, and water-repellent properties of synthetic waxes, polishes, and protective coatings.
• Calorimetry Standard: Utilized as a standard substance in differential scanning calorimetry (DSC) for instrument calibration due to its sharp and well-defined melting point.
• Plant & Insect Physiology Studies: Serves as a model compound or extractable component in research related to plant epicuticular waxes and insect pheromone systems.

Basic Information

Product Name	n-Octacosane
CAS No.	630-02-4
Molecular Formula	C₂₈H₅₈
Molecular Weight	394.76 g/mol
Synonyms	Octacosane; n-Octacosane; Normal-Octacosane; Alkane C28; CH3(CH2)26CH3; Icosaoctane; NSC 2882
EINECS	211-125-6

Quality Control

Our n-Octacosane is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including GC, HPLC, and melting point determination to confirm identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, physical properties, and test results is provided with every shipment to support your quality assurance protocols.

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	White crystalline solid or flakes
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Melting Point	61 - 64 °C
Heavy Metals	< 10 ppm

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