Description

5-Ethyl-3,5,9-Trimethyldecanoic Acid Methyl Ester is a branched-chain fatty acid ester with a specific molecular architecture that imparts valuable properties for advanced chemical synthesis. This compound serves as a crucial intermediate and building block in the production of high-performance lubricants, plasticizers, and specialty surfactants. It is particularly sought after by R&D laboratories and manufacturers in the fine chemicals, polymer additives, and personal care industries seeking to develop products with tailored performance characteristics.

Application

• Chemical Intermediate: A key synthon for the production of complex organic molecules, including pharmaceuticals and agrochemicals.
• Lubricant & Grease Formulation: Used as a synthetic base stock or additive to enhance thermal stability, low-temperature fluidity, and lubricity.
• Polymer Industry: Acts as a plasticizer or co-monomer to modify the flexibility, processability, and durability of various polymers.
• Surfactant & Emulsifier Synthesis: Serves as a hydrophobic precursor for creating non-ionic surfactants with specific branching for improved surface activity and biodegradability.
• Flavor & Fragrance Ingredient: Employed as a building block for synthesizing esters with unique olfactory profiles.
• Corrosion Inhibitor Component: Incorporated into formulations designed to protect metals in challenging environments.
• Research & Development: A valuable reference standard and reactant for academic and industrial research in organic chemistry.

Basic Information

Product Name	5-Ethyl-3,5,9-Trimethyldecanoic Acid Methyl Ester
CAS No.	56247-63-3
Molecular Formula	C₁₆H₃₂O₂
Molecular Weight	256.43 g/mol
Synonyms	Methyl 5-Ethyl-3,5,9-trimethyldecanoate; Decanoic acid, 5-ethyl-3,5,9-trimethyl-, methyl ester; 3,5,9-Trimethyl-5-ethyldecanoic acid methyl ester; Methyl 3,5,9-trimethyl-5-ethyldecanoate; Branched C16 Methyl Ester
EINECS	Contact for details

Quality Control

Our production of 5-Ethyl-3,5,9-Trimethyldecanoic Acid Methyl Ester adheres to stringent internal quality standards to ensure batch-to-batch consistency and reliability. Every lot is analyzed using advanced chromatographic and spectroscopic techniques to verify identity, purity, and conformance to agreed specifications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment, supporting your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.440 - 1.450
Density (20°C)	0.86 - 0.90 g/mL

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