What is 1,2,3,6-Tetrahydrophthalic anhydride CAS 85-43-8?
1,2,3,6-Tetrahydrophthalic anhydride is a white crystal with a temperature range of 103-104 ℃. It is soluble in general solvents and slightly soluble in petroleum ether. Dissolved in DCM, ethyl acetate, toluene
Specification
Item |
Specification |
Purity |
99% |
Melting point |
101-102°C |
pKa |
3.84[at 20 ℃] |
MW |
152.15 |
Flash point |
157°C |
Vapor pressure |
0.021Pa at 20℃ |
Refractive index |
1.4810 (estimate) |
Application
1,2,3,6-Tetrahydrophthalic anhydride is an intermediate used in the preparation of insecticides such as pyrethroids and fungicides like carbendazim. It can also be used in the production of alkyd resins, unsaturated polyester resins, plasticizers, and curing agents.
Packing
Usually packed in 25kg/drum,and also can be do customized package.