Chlorendic anhydride

Chloride bridge anhydride
Application: electronic chemical, flux activator
Alias: 1,4,5,6,7,7-Hexachloro-5-norbornene-2,3-dicarboxylic anhydride; 4,5,6,7,8,8-hexachloro-3a,4,7,7a-tetrahydro-4,7-methano-2-benzofuran-1,3-dione
Molecular formula: C9H2Cl6O3,
CAS RN: 115-27-5. 
Chapter one Introduction of chlorendic anhydride
1.1  Basic conception
Product name:  7-Methanoisobenzofuran-1,3-dione,

4,5,6,7,8,8-hexachloro-3a,4,7,7a-tetrahydro-4,

1,4,5,6,7,7-Hexachlorobicyclo[2.2.1]-5-heptene-2,3-dicarboxylicacidanhydride,1,4,5,6,7,7-hexachloro-5-norbornene-3-dicarboxylic anhydride ,

1,4,5,6,7,7-hexachloro-endo-5-norbornene-2,3-dicarboxylicanhydride,1,4,5,6,7,7-hexachloro-endo-bicyclo(2.2.1)hept-5-ene-2,3-dicarboxylicanhydride,1,4,5,6,7,7-hexachlorobicyclo-(2,2,1)-5-heptene-2,3-dicarboxylic anhydride,chlorendic anhydride,het anhydride 
Abbreviation: HET,CA 
CAS: 115-27-5 
Molecular formula: C9H2Cl6O3 
Molecular mass: 370.85 
Structural formula:

Properties: white crystal.
Melting point231-235℃.  
Solubilty (g/100g): benzene is 40.4, hexane is 4.5, acetone is 127.0, carbon tetrachloride is 6.7, slightly soluble in water.
Application
Chlorendic anhydride and chlorendic acid can be used in unsaturated polyester, polyurethane and epoxy resins, or as curing agent for epoxy resin.

Inventory control:

First-in and first-out. To protect from damp. Shelf life is half a year.

Note: the information is for reference only.

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