CAS No. 552-30-7

Apperance	White or off white flakes
Purity/wt% min.	95.0
Acid Value/(mgKOH/g) min.	865
Molten Colour /(APHA) max.	150
Crystallizing Point/℃ min.	164.0

Molecular Formula: C9H4O5
Molecular Weight: 192.13


More details are to be found on supplier website

Melting point: 163-166 °C (lit.)

Boiling point: 390 °C

Density: 1.54

Flash point: 227 °C

pKa: 3.11±0.20(Predicted)

Storage conditions: Store below +30°C.

EC No: 209-008-0
Industry: Plastics, Lubricants & Metal Working, Coatings Adhesives Sealants, Resins

Synonyms:
Benzene-1,2,4-tricarboxylic acid 1,2-anhydride; 1,2,4-Benzenetricarboxylic acid 1,2-anhydride; 1,2,4-Benzenetricarboxylic acid, cyclic 1,2-anhydride; 1,3-Dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid; 1,3-diketoisobenzofuran-5-carboxylic acid; 1,3-Dioxo-1,3-dihydro-2-benzofuran-5-carboxylic acid; 1,3-dioxoisobenzofuran-5-carboxylic acid, 4-Carboxyphthalic anhydride; 5-Isobenzofurancarboxylic acid; Anhydrotrimellitic acid, Benzene-1,2,4-tricarboxylic acid 1,2-anhydride; Trimellic acid 1,2-anhydride; Trimellitic acid cyclic 1,2-anhydride