Description

8,9-Dinorborn-5-Ene-2,3-Dicarboxylic Anhydride is a specialized, high-purity bicyclic anhydride monomer valued for its unique structural rigidity and reactivity. This compound serves as a critical building block in advanced polymer synthesis, enabling the creation of materials with enhanced thermal stability, mechanical strength, and chemical resistance. It is primarily sought by R&D and production teams in the specialty polymers, advanced epoxy resins, and pharmaceutical intermediates sectors.

Application

• Epoxy Resin Curing Agent & Hardener: Imparts high heat deflection temperature and improved chemical resistance to cured epoxy systems for demanding industrial and electronic applications.
• Polyimide & Polyamide Synthesis: Acts as a key monomer for producing high-performance polymers used in aerospace, automotive, and flexible electronics.
• Alkyd & Unsaturated Polyester Resins: Used as a modifying agent to enhance the durability, gloss, and drying properties of surface coatings and composites.
• Pharmaceutical Intermediate: Serves as a precursor in the synthesis of complex, biologically active molecules and chiral compounds.
• Crosslinking Agent for Polymers: Utilized to create crosslinked networks in specialty adhesives, sealants, and encapsulants requiring superior performance.
• Organic Synthesis Reagent: Employed in Diels-Alder reactions and other cycloadditions to construct complex polycyclic frameworks in academic and industrial research.

Basic Information

Product Name	8,9-Dinorborn-5-Ene-2,3-Dicarboxylic Anhydride
CAS No.	123748-85-6
Molecular Formula	C11H10O3
Molecular Weight	190.20 g/mol
Synonyms	5-Norbornene-2,3-dicarboxylic Anhydride, endo-; Bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride; endo-Nadicanhydrid; Nadic Anhydride, endo-; cis-5-Norbornene-endo-2,3-dicarboxylic anhydride; 3a,4,7,7a-Tetrahydro-4,7-methanoisobenzofuran-1,3-dione; 1,3-Dioxo-3a,4,7,7a-tetrahydro-4,7-methanoisobenzofuran
EINECS	Contact for details

Quality Control

Our 8,9-Dinorborn-5-Ene-2,3-Dicarboxylic Anhydride is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise specifications for purity, identity, and performance. A Certificate of Analysis (COA) detailing the results is provided with each shipment to guarantee traceability and compliance with your quality 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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	160 - 165 °C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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