Description

7,12-Dimethyloctadecane-1,18-Dicarboxylic Acid is a high-purity, long-chain dicarboxylic acid derivative with a defined branched structure, offering unique chemical functionality for advanced synthesis. This compound serves as a valuable intermediate and building block in the production of specialty polymers, high-performance lubricants, and fine chemicals. It is particularly relevant for R&D and manufacturing in the pharmaceutical, polymer, and specialty chemical industries seeking tailored molecular architectures.

Application

• Polymer Synthesis: As a monomer or chain extender for producing polyamides, polyesters, and other specialty polymers with modified thermal and mechanical properties.
• Lubricant & Grease Formulation: Used in the synthesis of complex esters that serve as base stocks or additives for high-performance synthetic lubricants.
• Pharmaceutical Intermediates: Acts as a key building block in the multi-step synthesis of active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Fine Chemical Production: Employed in organic synthesis for creating complex molecules, surfactants, and plasticizers.
• Cosmetic Ingredients: Potential use in the synthesis of emollients, thickeners, or other specialty ingredients for personal care formulations.
• Research & Development: A valuable standard or reagent for chemical research exploring new materials and reaction pathways.

Basic Information

Product Name	7,12-Dimethyloctadecane-1,18-Dicarboxylic Acid
CAS No.	78352-84-8
Molecular Formula	C₂₂H₄₂O₄
Molecular Weight	370.57 g/mol
Synonyms	7,12-Dimethyloctadecanedioic Acid; Octadecanedioic acid, 7,12-dimethyl-; 1,18-Octadecanedicarboxylic acid, 7,12-dimethyl-; Dimethyloctadecanedioic Acid; Branched C22 Dicarboxylic Acid
EINECS	Contact for details

Quality Control

Our 7,12-Dimethyloctadecane-1,18-Dicarboxylic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting key parameters such as assay, identity, and impurity profiles. We support compliance with relevant industry standards for research and industrial use.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials such as strong oxidizing agents, bases, and reducing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
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.