Description

3-Methylhexadecanedioic Acid Dimethyl Ester is a high-purity diester derivative of a long-chain dicarboxylic acid, valued for its role as a versatile chemical intermediate and building block in advanced synthesis. Its structure offers unique properties for modifying polymer backbones and fine-tuning the characteristics of specialty materials. This compound is essential for R&D and production in sectors such as polymer chemistry, lubricant formulation, and the synthesis of performance additives.

Application

• Polymer Modification: Used as a monomer or co-monomer in the synthesis of polyesters, polyamides, and other specialty polymers to alter flexibility, crystallinity, and thermal properties.
• Lubricant & Grease Formulation: Serves as a synthetic base oil or additive component to enhance viscosity index, low-temperature performance, and oxidative stability.
• Plasticizer Synthesis: Acts as a key intermediate in the production of specialized plasticizers for high-performance PVC and other polymer systems.
• Surfactant & Emulsifier Precursor: Provides a hydrophobic backbone for the synthesis of non-ionic and anionic surfactants used in industrial cleaning and emulsion stabilization.
• Pharmaceutical & Cosmetic Intermediates: Employed in the synthesis of active pharmaceutical ingredients (APIs) and emollients for personal care products.
• Corrosion Inhibitor Formulation: Utilized as a component in coatings and additive packages to provide protective film-forming properties.
• Fuel & Functional Fluid Additives: Incorporated into formulations to improve lubricity, detergency, and cold-flow properties.
• Research & Development: A valuable building block in organic synthesis and material science research for creating novel compounds with tailored functionalities.

Basic Information

Product Name	3-Methylhexadecanedioic Acid Dimethyl Ester
CAS No.	55334-52-6
Molecular Formula	C19H36O4
Molecular Weight	328.49 g/mol
Synonyms	Dimethyl 3-Methylhexadecanedioate; Dimethyl 3-Methylhexadecan-1,16-dioate; 3-Methyl-1,16-hexadecanedioic Acid Dimethyl Ester; Hexadecanedioic Acid, 3-Methyl-, Dimethyl Ester; Methyl 3-Methylhexadecanedioate; 3-Methylhexadecanedioic Acid Methyl Ester; C16-Dicarboxylic Acid, 3-Methyl-, Dimethyl Ester
EINECS	Contact for details

Quality Control

Our 3-Methylhexadecanedioic Acid Dimethyl Ester is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and composition. Certificates of Analysis (COA) documenting these results are available upon request to support 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 at room temperature (typically 15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Acid Value	≤ 1.0 mg KOH/g
Specific Gravity (20°C)	0.92 - 0.96
Refractive Index (20°C)	1.440 - 1.450

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