Description

Heptacosane CAS NO 593-49-7 is a high-purity, long-chain linear alkane with 27 carbon atoms, serving as a critical reference standard and building block in advanced material science. Its defined molecular structure and high chemical stability make it an essential component for precise calibration, research, and specialized formulation. This product is primarily utilized by analytical laboratories, chemical manufacturers, and R&D departments in the petrochemical, polymer, and specialty chemical industries.

Application

• Gas Chromatography (GC) Reference Standard: Used for calibrating instruments and identifying hydrocarbon peaks due to its well-defined retention time.
• Phase Change Material (PCM) Research: Investigated for thermal energy storage applications owing to its specific melting and solidification properties.
• Chemical Synthesis Intermediate: Acts as a precursor or model compound in the synthesis of surfactants, lubricants, and other long-chain derivatives.
• Polymer & Wax Modifier: Employed to study and modify the crystallization behavior, melting point, and physical properties of polymers and synthetic waxes.
• Hydrocarbon Mixture Analysis: Serves as an internal standard or marker in the analysis of complex hydrocarbon mixtures like fuels, oils, and waxes.
• Surface Science Studies: Used in monolayer and thin-film research to understand molecular packing and interfacial phenomena.

Basic Information

Product Name	Heptacosane
CAS No.	593-49-7
Molecular Formula	C₂₇H₅₆
Molecular Weight	380.74 g/mol
Synonyms	n-Heptacosane; Heptacosane; Alkane C27; n-C27H56; Straight-chain heptacosane; Heptacosyl hydride; NSC 92939
EINECS	209-799-7

Quality Control

Our Heptacosane is produced under a stringent quality management system to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques to confirm identity and quantify impurities. Certificates of Analysis (COA) detailing purity, physical properties, and test results are provided and available upon request 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 a controlled 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	58 - 61 °C
Heavy Metals	< 10 ppm

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