1,2,4,5-Benzenetetracarboxylic acid [ 89-05-4 ]
- Appearance
- White powder
- Melting Point
- 281-284.5 ( ℃ )
- Boiling Point
- 322.1 ( ℃ )
Purity: 98.0%, white to light yellow crystalline powder. Melting point ℃ 276 (no water content), 242 ℃ (with 2 molecular gesso), relative density 1.79. Soluble in alcohol, slightly soluble in ether and water. Can sublimate. For synthetic polyimide, all benzene four will, is the production of ester of extinction curing agent main ingredient