Description

Dinonyl Fumarate is a high-purity diester of fumaric acid and nonyl alcohol, widely recognized for its utility as a specialty chemical intermediate and functional additive. Its molecular structure provides excellent solvency and plasticizing properties, making it a valuable component in advanced material formulations. This product is essential for manufacturers in the polymer, lubricant, and specialty chemical industries seeking to enhance product performance and process efficiency.

Application

• As a plasticizer and co-monomer in the production of specialty polymers and resins, improving flexibility and processing characteristics.
• As a lubricant additive and synthetic base oil component, contributing to thermal stability and viscosity control.
• As a chemical intermediate in organic synthesis for pharmaceuticals, agrochemicals, and fine chemicals.
• As a solvent and carrier in high-performance coatings, inks, and adhesive formulations.
• As a functional fluid in industrial applications requiring chemical resistance and low volatility.
• As a reactive diluent in unsaturated polyester resins and cross-linking systems.

Basic Information

Product Name	Dinonyl Fumarate
CAS No.	2787-63-5
Molecular Formula	C22H40O4
Molecular Weight	368.55 g/mol
Synonyms	Dinonyl Fumarate; Fumaric Acid Dinonyl Ester; Nonyl Fumarate; Di-n-nonyl Fumarate; 2-Butenedioic Acid (E)-, Dinonyl Ester; Dinonyl (E)-2-Butenedioate; Bis(nonyl) Fumarate; Fumaric Acid Bis(nonyl) Ester; NSC 403724
EINECS	220-511-0

Quality Control

Our Dinonyl Fumarate is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot is tested against comprehensive specifications, including identity, assay, and impurity profiles. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee compliance with your technical requirements.

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 must be kept tightly closed to prevent moisture absorption.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Acid Value	≤ 1.0 mg KOH/g
Water Content (KF)	≤ 0.1%
Specific Gravity (20°C)	0.930 - 0.950
Refractive Index (20°C)	1.450 - 1.460

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