Description

Dimethyl Dodecanedioate is a high-purity diester of dodecanedioic acid, serving as a versatile and valuable chemical intermediate. Its primary commercial value lies in its role as a precursor for high-performance polymers, plasticizers, and specialty chemicals. This compound is essential for manufacturers in the polymer, fragrance, and lubricant industries seeking to produce materials with enhanced properties such as flexibility, thermal stability, and low volatility.

Application

• Polymer Synthesis: A key monomer for producing polyamides (nylon 6,12), polyesters, and other engineering plastics with excellent mechanical and thermal properties.
• Plasticizer Production: Used in the manufacture of high-molecular-weight plasticizers for PVC and other polymers, offering improved low-temperature flexibility and reduced volatility.
• Lubricant & Grease Formulation: Acts as a synthetic base stock or additive for high-performance lubricants and greases, providing superior stability and low pour points.
• Fragrance & Flavor Industry: Serves as an intermediate for musk fragrances and aroma chemicals due to its clean, ester-like profile.
• Corrosion Inhibitors: Utilized in the synthesis of compounds that protect metals in industrial fluids and coatings.
• Pharmaceutical Intermediates: Employed in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Adhesive & Coating Resins: A building block for resins that require durability, adhesion, and chemical resistance.

Basic Information

Product Name	Dimethyl Dodecanedioate
CAS No.	1731-79-9
Molecular Formula	C14H26O4
Molecular Weight	258.36 g/mol
Synonyms	Dimethyl Dodecanedioate; Methyl Dodecanedioate; Dodecanedioic Acid Dimethyl Ester; Dimethyl 1,10-Decanedicarboxylate; Dimethyl Decane-1,10-dicarboxylate; Methyl Laurate Diacid Ester; Dodecanedioic Acid, Dimethyl Ester; DMDO
EINECS	217-052-0

Quality Control

Our Dimethyl Dodecanedioate is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot undergoes rigorous analytical testing, including Gas Chromatography (GC) and other relevant methods, to confirm identity, potency, and the absence of critical impurities. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment and is available upon request.

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, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Acid Value	≤ 1.0 mg KOH/g
Water Content (KF)	≤ 0.1%
Refractive Index (20°C)	1.435 - 1.445
Density (20°C)	0.95 - 0.98 g/cm³

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