Tetrahydrophthalic anhydride (Tetrahydrophthalic anhydride) is an organic compound with the chemical formula C8H10O3. The following is an introduction to its nature, use, preparation and safety information:
Nature:
- Tetrahydrophthalic anhydride is a colorless to pale yellow solid, soluble in some organic solvents such as alcohols, ethers and ketones.
-It has a pungent odor and is a combustible substance.
-tetrahydroxyionic anhydride has high thermal stability and can be slowly decomposed at high temperatures.
Use:
- Tetrahydrophthalic anhydride can be used as an intermediate for resins, solvents and esters.
-It is often used to produce high-performance resins, such as ketones and esters, for applications such as coatings, adhesives and plastics.
-In addition, it can also be used in the fields of electronic materials, coolants and capsules.
Preparation Method:
- Tetrahydrophthalic anhydride is usually prepared by the hydrogenation reaction of phthalic anhydride and hydrogen in the presence of a catalyst.
Safety Information:
-The vapors and dusts of tetrahydroxyic anhydride can irritate the skin, eyes, respiratory and digestive systems.
-When handling, it is recommended to wear appropriate protective equipment, such as gloves, face shield and protective glasses.
-Contact with strong oxidants and alkalis must be avoided to avoid dangerous reactions.
-Avoid heat sources and open flames during storage and use.
-In the event of a leak or accident, appropriate emergency measures should be taken, such as ventilation, isolation of the area and removal of the leak.