Description

2,9-Dibutyl-2,9-Dimethyldecanedioic Acid is a high-purity, branched-chain dicarboxylic acid derivative with significant industrial utility. This compound serves as a versatile intermediate and building block, valued for its ability to modify polymer properties and impart specific functional characteristics. It is primarily sought by manufacturers in the polymer, lubricant, and specialty chemical industries for applications requiring tailored acid functionality and hydrophobic character.

Application

• Polymer Modification: Acts as a monomer or chain modifier in the synthesis of polyesters, polyamides, and alkyd resins to enhance flexibility, hydrophobicity, and thermal stability.
• Lubricant & Grease Additive: Used in the formulation of synthetic lubricants and metalworking fluids, where it can function as a corrosion inhibitor or a precursor to complex esters.
• Plasticizer Intermediate: Serves as a key raw material for producing specialized plasticizers that offer low volatility and improved compatibility with various polymers.
• Surface Coating Resins: Incorporated into coating formulations to improve adhesion, weather resistance, and mechanical properties of the final film.
• Specialty Surfactants: Utilized as a hydrophobic backbone in the synthesis of non-ionic or anionic surfactants for demanding industrial applications.
• Pharmaceutical & Agrochemical Intermediates: Provides a complex organic acid structure for synthesizing active ingredients or advanced intermediates in regulated industries.

Basic Information

Product Name	2,9-Dibutyl-2,9-Dimethyldecanedioic Acid
CAS No.	85018-90-2
Molecular Formula	C20H38O4
Molecular Weight	342.52 g/mol
Synonyms	2,9-Dibutyl-2,9-dimethyl-1,10-decanedioic acid; Decanedioic acid, 2,9-dibutyl-2,9-dimethyl-; 2,9-Dibutyl-2,9-dimethylsebacic acid; Dimethyldibutyldecanedioic acid; Branched C20 dicarboxylic acid
EINECS	Contact for details

Quality Control

Our 2,9-Dibutyl-2,9-Dimethyldecanedioic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistency and meets high-purity standards suitable for industrial and fine chemical synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure containers are kept tightly sealed to prevent absorption of atmospheric moisture. Keep away from strong acids and organic solvents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm

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