Description

Methyl 2-Methyloctadecanoate is a branched-chain fatty acid methyl ester (FAME) characterized by its specific molecular structure. This compound is valued for its role as a versatile chemical intermediate and a model compound in research and development. It is primarily utilized by industries involved in specialty chemical synthesis, lubricant formulation, and advanced material science. The product is supplied to meet the stringent quality requirements of these applications.

Application

• Chemical Intermediate: Serves as a key building block in the synthesis of more complex surfactants, plasticizers, and specialty polymers.
• Lubricant & Fuel Additive Precursor: Used in the development of high-performance synthetic lubricants and biodiesel fuel additives.
• Research & Analytical Standard: Acts as a reference standard in gas chromatography (GC) and mass spectrometry (MS) for the analysis of fatty acid derivatives.
• Surface Active Agent Formulation: Employed in the production of non-ionic surfactants and emulsifiers for industrial and cosmetic applications.
• Polymer Modification: Utilized to introduce specific branching and hydrophobic properties into polymer chains for enhanced material performance.
• Pharmaceutical & Cosmetic Excipient: Functions as an emollient or penetration enhancer in topical formulations and drug delivery systems.

Basic Information

Product Name	Methyl 2-Methyloctadecanoate
CAS No.	2490-22-4
Molecular Formula	C₂₀H₄₀O₂
Molecular Weight	312.53 g/mol
Synonyms	2-Methyloctadecanoic Acid Methyl Ester; Methyl 2-Methylstearate; Methyl Isostearate; Iso-Octadecanoic Acid Methyl Ester; 2-Methylstearic Acid Methyl Ester; Methyl α-Methylstearate; Methyl Anteiso-Octadecanoate; Methyl 2-Methyloctadecylate
EINECS	219-667-9

Quality Control

Our Methyl 2-Methyloctadecanoate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including GC analysis for purity and identity confirmation, to ensure it meets precise specifications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your requirements.

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	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.1%
Refractive Index (20°C)	1.440 - 1.445
Density (20°C)	0.86 - 0.88 g/mL

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