Description

Bis(4-Oxopentanoic Acid)Oxybisethylene Ester is a specialized diester compound derived from levulinic acid and ethylene glycol, serving as a versatile chemical intermediate. Its bifunctional structure, containing both ester and ketone groups, makes it valuable for creating polymers with specific properties and for use in advanced organic synthesis. This product is essential for industrial chemists and formulators in the polymer, coatings, and specialty chemical sectors seeking to develop novel materials with tailored performance characteristics.

Application

• Polymer & Resin Modification: Acts as a difunctional monomer or crosslinking agent in the synthesis of polyesters, alkyd resins, and other specialty polymers, enhancing flexibility and chemical resistance.
• Coating & Adhesive Formulations: Used as a reactive diluent or building block in high-performance coatings, inks, and adhesives to improve film properties and durability.
• Pharmaceutical & Cosmetic Intermediates: Serves as a key synthetic precursor for active pharmaceutical ingredients (APIs) and specialty cosmetic ingredients due to its reactive ketone and ester functionalities.
• Plasticizer & Additive Synthesis: Employed in the production of novel plasticizers and polymer additives designed for enhanced compatibility and performance in various plastic matrices.
• Organic Synthesis & Fine Chemicals: A valuable building block in multi-step organic synthesis for creating complex molecules in agrochemical and fragrance industries.

Basic Information

Product Name	Bis(4-Oxopentanoic Acid)Oxybisethylene Ester
CAS No.	67385-17-5
Molecular Formula	C14H20O8
Molecular Weight	316.30 g/mol
Synonyms	Ethylene glycol bis(4-oxopentanoate); Diethylene glycol bis(levulinate); Bis(levulinic acid) ethylene ester; 1,2-Ethanediyl bis(4-oxopentanoate); Levulinic acid, ethylene ester; Oxybis(ethylene levulinate); 4-Oxopentanoic acid, oxybis(2,1-ethanediyl) ester; Ethylene dioxydiethylidene bis(levulinate)
EINECS	Contact for details

Quality Control

Our Bis(4-Oxopentanoic Acid)Oxybisethylene Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and composition. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your quality assurance protocols.

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 bases and incompatible materials such as strong oxidizing agents. The container should be kept tightly sealed when not in use to minimize moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Acid Value	≤ 1.0 mg KOH/g
Refractive Index (20°C)	1.460 - 1.470
Density (20°C)	1.18 - 1.22 g/cm³

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