Description

T-Butylethylfumarate is a high-purity specialty ester with the CAS registry number 100922-16-5. This compound serves as a versatile chemical intermediate and monomer, valued for its ability to impart specific properties to advanced polymer systems. It is essential for manufacturers in the coatings, adhesives, and specialty plastics industries seeking to enhance product performance and durability.

Application

• Polymer & Resin Modification: Acts as a reactive monomer or cross-linking agent in the synthesis of specialty polymers, including acrylics and unsaturated polyesters.
• Advanced Coating Formulations: Used to improve the flexibility, adhesion, and chemical resistance of industrial and protective coatings.
• Adhesive & Sealant Production: Incorporated to modify the curing profile and final mechanical properties of high-performance adhesives.
• Pharmaceutical Intermediates: Serves as a key building block in the synthesis of certain active pharmaceutical ingredients (APIs).
• Organic Synthesis: Utilized as an ester component in various condensation and esterification reactions.
• UV-Curable Systems: Can be formulated into inks, coatings, and resins that cure rapidly under ultraviolet light.

Basic Information

Product Name	T-Butylethylfumarate
CAS No.	100922-16-5
Molecular Formula	C10H16O4
Molecular Weight	200.23 g/mol
Synonyms	tert-Butyl ethyl fumarate; Ethyl tert-butyl fumarate; 2-tert-Butoxycarbonylvinyl ethyl ether; Ethyl (E)-4-tert-butoxy-4-oxobut-2-enoate; (E)-Ethyl 4-(tert-butoxy)-4-oxobut-2-enoate; Fumaric acid, tert-butyl ethyl ester; TBEF
EINECS	Contact for details

Quality Control

Our T-Butylethylfumarate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including assay and impurity profiling by GC/HPLC, to ensure it meets exacting specifications for purity and consistency. Certificates of Analysis (COA) are provided with every shipment to guarantee traceability and compliance with your requirements.

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). Keep away from strong alkalis and incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	1.010 - 1.050
Refractive Index (20°C)	1.440 - 1.460

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