Description

Dioctadecenyl-4,15-Dioxo-5,8,11,14-Tetraoxaoctadecanedioic Acid is a high-purity, synthetic chemical intermediate characterized by its unique polyether-diester structure. This compound is valued for its ability to act as a versatile building block in advanced polymer synthesis and as a functional additive in specialty formulations. It is primarily sought after by manufacturers in the pharmaceutical, personal care, and high-performance lubricant industries for developing products with enhanced stability and specific functional properties.

Application

• Polymer Chemistry: A key monomer or chain extender for synthesizing specialty polyesters, polyethers, and biodegradable polymers with tailored molecular weights and properties.
• Pharmaceutical Intermediates: Used in the research and development of prodrugs and active pharmaceutical ingredients (APIs) requiring specific hydrolytic or metabolic release profiles.
• Personal Care & Cosmetics: Functions as a non-ionic emulsifier or emollient ester in high-end skincare and cosmetic formulations, contributing to texture and stability.
• Lubricant & Grease Additives: Serves as a synthetic base oil component or a performance additive to improve viscosity index, thermal stability, and lubricity in industrial and automotive applications.
• Surface Coatings: Incorporated into resin systems for coatings and inks to modify flexibility, adhesion, and chemical resistance.
• Research & Development: A valuable reagent for academic and industrial R&D in organic synthesis and material science.

Basic Information

Item	Details
Product Name	Dioctadecenyl-4,15-Dioxo-5,8,11,14-Tetraoxaoctadecanedioic Acid
CAS No.	93882-50-9
Molecular Formula	C42H74O10
Molecular Weight	738.99 g/mol
Synonyms	9-Octadecenoic acid, 4,15-dioxo-5,8,11,14-tetraoxaoctadecanediyl ester; Poly(ethylene glycol) bis(oleate) derivative; PEGylated oleic acid diester; 5,8,11,14-Tetraoxaoctadecanedioic acid, dioctadecenyl ester; Dioleyl PEG-diester; Oxa-alkyl diester intermediate
EINECS	Contact for details

Quality Control

Our production of Dioctadecenyl-4,15-Dioxo-5,8,11,14-Tetraoxaoctadecanedioic Acid adheres to stringent quality management protocols. Every batch is analyzed to ensure it meets precise chemical identity, purity, and impurity profile specifications. Certificates of Analysis (COA) documenting key parameters such as assay, residual solvents, and related substances are provided and available upon request to support your quality assurance processes.

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). Keep the container tightly sealed under an inert atmosphere (e.g., nitrogen) after opening to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	White to off-white waxy solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm
Residual Solvents (GC)	Meets ICH guidelines

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