3,4,5,6-Tetrahydrophthalic Anhydride, CAS 2426-02-0
3,4,5,6-Tetrahydrophthalic Anhydride is a cyclic carboxylic acid anhydride with the molecular formula C8H8O3 and molecular weight of 152.15 g/mol. It is also known as Tetrahydrophthalic Anhydride and 1-Cyclohexene-1,2-dicarboxylic Anhydride. NIST identifies CAS 2426-02-0 specifically as 3,4,5,6-Tetrahydrophthalic Anhydride.
3,4,5,6-Tetrahydrophthalic Anhydride contains a reactive cyclic anhydride group and is used in specialty resin chemistry and organic synthesis. It can be used as a reactive component in thermosetting resin formulations, including epoxy resin systems.
Product Chemical Properties
Chemical Name: 3,4,5,6-Tetrahydrophthalic Anhydride
CAS No.: 2426-02-0
Synonyms: Tetrahydrophthalic Anhydride, 1-Cyclohexene-1,2-dicarboxylic Anhydride, 3,4,5,6-Tetrahydrophthalic Acid Anhydride
Molecular Formula: C8H8O3
Molecular Weight: 152.15 g/mol
EC No.: 219-374-3
Chemical Type: Cyclic Carboxylic Acid Anhydride
Physical Form: Crystalline Solid
Main Function: Epoxy Resin Curing Agent / Specialty Chemical Intermediate

Product Technical Specification
Appearance: Yellow flaky solid
Purity (GC): ≥96.0%
Applications of 3,4,5,6-Tetrahydrophthalic Anhydride
This product is mainly used in insecticides, chrysanthemum lipid pesticide intermediates, unsaturated polyester resins, hardener of epoxy resins and plasticizers.
Packaging
25kg/bag
Production Capacity
6000MT/year
Storage Requirements
This product shall be airtight, out of the sun, moisture-proof and away from heat. The storage period is one year.
3,4,5,6-Tetrahydrophthalic Anhydride Bulk Supply from China
Hosea Chem supplies 3,4,5,6-Tetrahydrophthalic Anhydride (CAS 2426-02-0), also known as Tetrahydrophthalic Anhydride and 1-Cyclohexene-1,2-dicarboxylic Anhydride, for epoxy resin and specialty chemical applications.
As a China chemical manufacturer and supplier, Hosea Chem supports bulk orders, customized specifications, stable supply and global export service for customers worldwide.
Contact Hosea Chem for 3,4,5,6-Tetrahydrophthalic Anhydride price, bulk quotation, technical specifications, packaging options and export availability.