| product Name |
3,3',4,4'-Benzophenonetetracarboxylic dianhydride |
| Synonyms |
BTDA; 4,4-Carbonyldiphthalic anhydride; benzophenone-3,3:4,4-tetracarboxylic dianhydride; BTDA; 3,3,4,4-Benzophenontetracarbonsaeuredianhydride; 1,3-Isobenzofurandione, 5,5'-carbonylbis-; 3,3',4,4'-Benzophenonetetracarboxylic acid dianhydride; 3,3',4,4'-Tetracarboxybenzophenone dianhydride; 3,3',4,4'-benzophenonetetracarboxylicaciddianhydride; 3-Isobenzofurandione,5,5'-carbonylbis-1; 4,4'-Carbonylbis[phthalic anhydride]; 4,4'-Diphthalic anhydride ketone; 5,5'-carbonylbis-3-isobenzofurandione; 5,5'-carbonylbis(2-benzofuran-1,3-dione); 3,3',4,4'-Benzophenone tetracarboxylic dianhydride; Benzophenone-3,3',4,4'-tetracarboxylic dianhydride; 3,3,4,4-Benzophenonetetracarboxylic dianhydride |
| Molecular Formula |
C17H6O7 |
| Molecular Weight |
322.2253 |
| InChI |
InChI=1/C17H6O7/c18-13(7-1-3-9-11(5-7)16(21)23-14(9)19)8-2-4-10-12(6-8)17(22)24-15(10)20/h1-6H |
| CAS Registry Number |
2421-28-5 |
| EINECS |
219-348-1 |
| Molecular Structure |
|
| Density |
1.662g/cm3 |
| Melting point |
219-226℃ |
| Boiling point |
638.8°C at 760 mmHg |
| Refractive index |
1.699 |
| Flash point |
286.1°C |
| Water solubility |
REACTS |
| Vapour Pressur |
3.25E-16mmHg at 25°C |
| Hazard Symbols |
 Xi:Irritant;
|
| Risk Codes |
R36/37:;
|
| Safety Description |
S25:;
|
|
