Description

5-(2,5-Dioxotetrahydrofuryl)-3-Methyl-3-Cyclohexene-1,2-Dicarboxylic Anhydride is a high-purity, reactive chemical intermediate featuring a unique bicyclic structure that combines an anhydride with a tetrahydrofuryl dione moiety. This compound is valued for its ability to introduce both cross-linking and specific functional groups into polymer backbones, enhancing material properties. It is primarily sought by manufacturers in the advanced polymer, specialty adhesive, and high-performance coating industries for developing materials with tailored thermal and mechanical characteristics.

Application

• As a key cross-linking agent and curing agent in the production of high-performance epoxy resins and polyimides.
• As a reactive intermediate in the synthesis of specialty polyester and alkyd resins for industrial coatings and adhesives.
• In the development of advanced thermoset plastics requiring enhanced heat resistance and mechanical strength.
• For modifying polymer chains to improve adhesion, chemical resistance, and durability in composite materials.
• As a building block in pharmaceutical research for creating complex molecular architectures.
• In the formulation of specialty inks and electronic materials where precise polymer properties are critical.

Basic Information

Product Name	5-(2,5-Dioxotetrahydrofuryl)-3-Methyl-3-Cyclohexene-1,2-Dicarboxylic Anhydride
CAS No.	73003-90-4
Molecular Formula	C13H14O6
Molecular Weight	266.25 g/mol
Synonyms	3-Methyl-4-(2,5-dioxotetrahydrofuran-3-yl)-4-cyclohexene-1,2-dicarboxylic anhydride; 3-Methyl-δ4-tetrahydrophthalic anhydride adduct with maleic anhydride; Nadic methyl anhydride derivative; 5-(2,5-Dioxotetrahydro-3-furanyl)-3-methyl-3-cyclohexene-1,2-dicarboxylic anhydride; Bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride, 5-(2,5-dioxotetrahydro-3-furanyl)-3-methyl-; Methyl nadic anhydride maleic adduct
EINECS	Contact for details

Quality Control

Our production of 5-(2,5-Dioxotetrahydrofuryl)-3-Methyl-3-Cyclohexene-1,2-Dicarboxylic Anhydride adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including assay, identification, and impurity profiling, to ensure consistency and high purity suitable for industrial synthesis. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance and regulatory needs.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed to prevent degradation from atmospheric moisture. Keep away from incompatible materials such as strong bases, amines, and alcohols.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Contact for details

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