Description

4,7-Epoxyisobenzofuran-1,3-Dione, 3A,4,7,7A-Tetrahydro-4-Methyl- is a specialized bicyclic anhydride derivative with significant utility as a reactive chemical intermediate. Its unique epoxide and anhydride functionalities make it a valuable building block for synthesizing advanced polymers, resins, and fine chemicals. This compound is particularly sought after by R&D chemists and process engineers in the pharmaceutical, agrochemical, and advanced materials sectors for creating novel compounds with tailored properties.

Application

• Polymer & Resin Synthesis: Key monomer for producing specialty polyimides, epoxy resins, and other high-performance polymers with enhanced thermal and mechanical properties.
• Pharmaceutical Intermediates: Serves as a crucial building block in the multi-step synthesis of active pharmaceutical ingredients (APIs) and other complex drug molecules.
• Agrochemical Manufacturing: Used in the production of advanced herbicides, fungicides, and plant growth regulators requiring specific bicyclic structures.
• Crosslinking Agent: Functions as a reactive crosslinker in coatings, adhesives, and composite materials to improve durability and chemical resistance.
• Fine Chemical Production: Intermediate for synthesizing dyes, pigments, and other specialty organic compounds.
• Academic & Industrial Research: A valuable reagent for exploring new chemical reactions and developing novel materials in R&D laboratories.

Basic Information

Product Name	4,7-Epoxyisobenzofuran-1,3-Dione, 3A,4,7,7A-Tetrahydro-4-Methyl-
CAS No.	62653-25-2
Molecular Formula	C9H8O4
Molecular Weight	180.16 g/mol
Synonyms	4-Methyl-4,7-epoxyisobenzofuran-1,3-dione; 4-Methyl-3a,4,7,7a-tetrahydro-4,7-epoxyisobenzofuran-1,3-dione; 4-Methyl-3a,4,7,7a-tetrahydro-4,7-epoxy-1H-isoindole-1,3(2H)-dione; Tetrahydro-4-methyl-4,7-epoxyisobenzofuran-1,3-dione; 3a,4,7,7a-Tetrahydro-4-methyl-4,7-epoxy-1H-isoindole-1,3(2H)-dione; 4-Methyl-1,3-isoindoledione, 3a,4,7,7a-tetrahydro-4,7-epoxy-; 4-Methyl-3a,4,7,7a-tetrahydro-4,7-epoxy-1H-isoindole-1,3-dione
EINECS	Contact for details

Quality Control

Our production of 4,7-Epoxyisobenzofuran-1,3-Dione, 3A,4,7,7A-Tetrahydro-4-Methyl- adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, impurity profile, and physical characteristics. Our quality systems are designed to support cGMP and ISO standards for customers in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, open flames, and incompatible materials such as strong bases, amines, and alcohols. For long-term storage, consider an inert atmosphere to preserve stability.

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)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%
Residual Solvents (GC)	Complies with ICH guidelines

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