Description

Dibutyl Fumarate is a diester of fumaric acid, widely recognized for its role as a versatile chemical intermediate and plasticizer. Its value lies in its ability to modify polymer properties and serve as a building block for specialty chemicals, offering a balance of performance and processability. This product is essential for manufacturers in the plastics, coatings, and specialty chemical industries seeking reliable raw materials for their formulations.

Application

• Plasticizer for Polymers: Used to improve flexibility, workability, and durability in polyvinyl chloride (PVC), acrylic resins, and other polymer systems.
• Chemical Intermediate: Serves as a key reactant in organic synthesis for producing specialty esters, adhesives, and lubricant additives.
• Coating & Ink Formulations: Acts as a coalescing agent and film-forming additive to enhance the performance of industrial coatings, inks, and adhesives.
• Crosslinking Agent: Utilized in the production of unsaturated polyester resins and other thermosetting polymers.
• Flavor & Fragrance Ingredient: Employed as a synthetic component in the creation of certain flavor and fragrance profiles.
• Research & Development: Used in laboratories for chemical research, process development, and analytical testing.

Basic Information

Product Name	Dibutyl Fumarate
CAS No.	105-75-9
Molecular Formula	C12H20O4
Molecular Weight	228.29 g/mol
Synonyms	Butyl Fumarate; Di-n-Butyl Fumarate; Fumaric Acid Dibutyl Ester; DBF; 1,4-Dibutoxy-1,4-dioxobut-2-ene; (E)-1,4-Dibutoxy-1,4-dioxobut-2-ene; trans-Butyl Fumarate
EINECS	203-328-4

Quality Control

Our Dibutyl Fumarate is produced under a stringent quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and physical properties. Certificates of Analysis (COA) documenting these results are provided to guarantee traceability and batch-to-batch consistency for our industrial partners.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (typically 15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Acidity (as Fumaric Acid)	≤ 0.1%
Water Content	≤ 0.1%
Refractive Index (20°C)	1.444 - 1.448
Specific Gravity (20/20°C)	0.985 - 0.995

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