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Tetrahydrophthalic anhydride (THPA)
Tetrahydrophthalic anhydride (THPA)
Tetrahydrophthalic anhydride (THPA)
Tetrahydrophthalic anhydride (THPA)

Tetrahydrophthalic anhydride (THPA)

Tetrahydrophthalic anhydride is a white flaky solid, used as a raw material intermediate in organic synthesis, generally used to produce alkyd resins and unsaturated polyester resins, coatings, also used as a curing agent for epoxy resins, but also used in pesticides, sulfur regulators, plasticizers and surfactants, etc.

Features of Tetrahydrophthalic anhydride (THPA)


Tetrahydrophthalic anhydride is soluble in general organic solvents and slightly soluble in petroleum ether. It is a white flaky solid. Its melting point is 100℃ and flash point is 156℃.


Specification of Tetrahydrophthalic anhydride (THPA)


CAS #EC NumberChemical FormulaMolar Mass
935-79-5201-605-4C8H8O372.06 g/mol
Description
Synonyms cis-1,2,3,6-Tetrahydrophthalic acid anhydride
Product Information
CAS number79-06-1
EC index number607-061-00-8
EC number203-308-7
Chemical formulaC8H8O3
Molar Mass152.149g/mol
HS Code29172010
Physicochemical Information
Boiling point102°C
Density
(d 20 °C/ 4 °C)
1.289 g/cm3
Explosion limitUpper limit : No information available ; Lower limit : No information available
Flash point157°C 
Ignition temperature>100°C
Melting Point98-100 C
pH value/
Vapor pressure<0.01 mm Hg ( 20 °C)
SolubilitySoluble in general organic solvents, slightly soluble in petroleum ether.




 Storage and Delivery of Tetrahydrophthalic anhydride (THPA)


For the package, Tetrahydrophthalic anhydride  is available in bag. The bag contains 25kg and 500kg, and the container load for 20FCL is 15tons with pallet. 



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