Description

9-Ethyl-9-Heptyloctadecane is a high-purity, branched alkane hydrocarbon. This compound serves as a critical synthetic intermediate and high-performance base fluid in advanced formulations. It is essential for industries requiring thermally stable and chemically inert components, such as specialty lubricants, polymer processing, and fine chemical synthesis.

Application

• Synthetic Lubricant Base Stock: Used in the formulation of high-performance lubricants and greases requiring exceptional thermal and oxidative stability.
• Plasticizer and Processing Aid: Acts as a secondary plasticizer and internal lubricant in polymer processing, including PVC and other specialty plastics.
• Chemical Intermediate: Serves as a key building block in organic synthesis for pharmaceuticals, agrochemicals, and specialty surfactants.
• Heat Transfer Fluid: Employed as a component in high-temperature heat transfer fluids and dielectric coolants.
• Reference Standard and Calibrant: Utilized in analytical laboratories as a reference material for chromatography (GC, HPLC) and mass spectrometry.
• Cosmetic and Personal Care Ingredient: Functions as an emollient and skin-conditioning agent in high-end cosmetic formulations.

Basic Information

Item	Details
Product Name	9-Ethyl-9-Heptyloctadecane
CAS No.	55282-27-4
Molecular Formula	C₂₇H₅₆
Molecular Weight	380.74 g/mol
Synonyms	9-Ethyl-9-heptyloctadecane; 9-Heptyl-9-ethyloctadecane; 9-Ethyl-9-n-heptyloctadecane; Heptadecane, 9-ethyl-9-heptyl-; Isoalkane C27; Branched C27 Alkane; High-Purity C27 Iso-Paraffin; Synthetic Hydrocarbon Fluid SHF-27
EINECS	Contact for details

Quality Control

Our 9-Ethyl-9-Heptyloctadecane is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including Gas Chromatography (GC) and Nuclear Magnetic Resonance (NMR), to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical specifications are available upon request to support your quality assurance protocols.

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 oxidizing agents and heat sources.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
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.