Chlorendic Anhydride

Name:
Chlorendic Anhydride
Detailed information:

Chemistry name:	hexachloroendomethylenetetrahydrophthalic anhydride; 1,4,5,6,7,7-hexachlorobicyclo-(2,2,1)-5-heptene-2,3-dicarboxylic anhydride
M Formula:	C9H2Cl6O3
Properties:
Fine, white, free-flowing crystals. Mp 239–240C, d 1.73. Readily soluble in acetone, benzene, toluene; slightly soluble in water, n-hexane, and carbon tetrachloride. Nonflammable.
Derivation:
By Diels-Alder reaction of maleic anhydride and hexachlorocyclopentadiene.
Grade:
Technical, pure.
Use:
Flame-resistant polyester resins, hardening epoxy resins, chemical intermediate, source of chlorendic acid.