Description

Dimethyl Octadecanedioate is a high-purity diester derived from octadecanedioic acid, serving as a versatile and valuable chemical intermediate. Its primary value lies in its role as a building block for synthesizing polymers, lubricants, and specialty chemicals, offering excellent thermal stability and compatibility. This product is essential for manufacturers in the polymer, cosmetics, and lubricant additive industries seeking reliable raw materials for high-performance applications.

Application

• Polymer Synthesis: A key monomer for producing polyesters, polyamides, and other specialty polymers requiring long-chain diesters.
• Lubricant & Grease Formulation: Used as a synthetic base oil or additive component to enhance viscosity, thermal stability, and low-temperature performance.
• Cosmetics & Personal Care: Functions as an emollient, skin-conditioning agent, and viscosity modifier in creams, lotions, and makeup products.
• Plasticizer Production: Acts as an intermediate for manufacturing plasticizers that improve the flexibility and durability of plastics.
• Chemical Intermediate: Serves in organic synthesis for pharmaceuticals, agrochemicals, and fragrances.
• Coating & Resin Modifier: Imparts flexibility and weatherability to coatings, inks, and adhesive formulations.

Basic Information

Product Name	Dimethyl Octadecanedioate
CAS No.	1472-93-1
Molecular Formula	C20H38O4
Molecular Weight	342.52 g/mol
Synonyms	Dimethyl 1,18-Octadecanedioate; Dimethyl Octadecanedioate; Methyl Octadecanedioate; Octadecanedioic Acid Dimethyl Ester; Dimethyl Octadecan-1,18-dioate; DMOD; Dimethyl ester of Octadecanedioic Acid
EINECS	Contact for details

Quality Control

Our Dimethyl Octadecanedioate is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your technical requirements.

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	White to off-white crystalline solid or flakes
Identification (IR)	Conforms to reference spectrum
Assay (GC/HPLC)	≥ 98.0%
Melting Point	Contact for details
Heavy Metals	< 10 ppm
Residual Solvents	Meets ICH guidelines
Acid Value	< 1.0 mg KOH/g

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