Description

3-Phenyl-4-Cyclohexene-1,2-Dicarboxylic Anhydride is a high-purity, functionalized cyclic anhydride intermediate. This compound is valued for its unique chemical structure, which makes it a versatile building block for synthesizing advanced polymers, resins, and fine chemicals. It is primarily sought after by manufacturers in the polymer, epoxy curing agent, and specialty chemical industries for developing materials with enhanced thermal and mechanical properties.

Application

• Epoxy Resin Curing Agent: Acts as a reactive intermediate for producing acid anhydride-based hardeners, imparting excellent heat resistance and electrical properties to cured epoxy systems.
• Polymer Modification: Serves as a key monomer or modifier in the synthesis of polyimides, polyesters, and alkyd resins to improve thermal stability and chemical resistance.
• Fine Chemical Synthesis: Used as a precursor in pharmaceutical intermediates and agrochemicals, leveraging its reactive anhydride group for further functionalization.
• Plasticizer and Stabilizer Production: Employed in the manufacture of specialty plasticizers and stabilizers for high-performance PVC and other polymers.
• Adhesive & Coating Formulations: Incorporated into formulations for high-temperature adhesives and protective coatings that require durability.
• Research & Development: Utilized in academic and industrial R&D for exploring new polymeric materials and organic synthesis pathways.

Basic Information

Product Name	3-Phenyl-4-Cyclohexene-1,2-Dicarboxylic Anhydride
CAS No.	2679-19-8
Molecular Formula	C14H12O3
Molecular Weight	228.24 g/mol
Synonyms	3-Phenyl-4-cyclohexene-1,2-dicarboxylic acid anhydride; 3-Phenyl-4-cyclohexene-cis-1,2-dicarboxylic anhydride; 4-Phenyl-4-cyclohexene-1,2-dicarboxylic anhydride; 1,2,3,6-Tetrahydro-3-phenylphthalic anhydride; 3-Phenyl-1,2,3,6-tetrahydrophthalic anhydride; 3-Phenyl-δ4-tetrahydrophthalic anhydride; 3-PTHPA; Phenylcyclohexenedicarboxylic Anhydride
EINECS	Contact for details

Quality Control

Our 3-Phenyl-4-Cyclohexene-1,2-Dicarboxylic Anhydride is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance protocols.

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). This product is hygroscopic (moisture-sensitive); therefore, containers must be kept tightly sealed to prevent degradation from atmospheric moisture. Keep away from strong bases and oxidizing agents.

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	≤ 1.0%
Heavy Metals	≤ 20 ppm

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