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| LC785 3,3′,4,4′-Benzophenonetetracarboxylic dianhydride for synthesis |
| Order number | Packaging | Quantity | Price € |
| AC27785 | Glass bottle | 250 g | 46.80 |
| Product information | |
| Synonyms | Bis-(3-phthalyl anhydride) ketone |
| Hill Formula | C17H6O7 |
| HS Code | 2918 30 00 |
| EC number | 219-348-1 |
| Molar mass | 322.23 g/mol |
| EC index number | 607-100-00-9 |
| CAS number | 2421-28-5 |
| Chemical and physical data | |
| Ignition temperature | 505 °C |
| Solubility | 19 g/l (20 °C) Hydrolysis |
| Melting point | 220 – 223 °C |
| Molar mass | 322.23 g/mol |
| Bulk density | 550 kg/m3 |
| pH value | 1.5 (10 g/l, H2O, 20 °C) |
| Boiling point | 320 °C (4 hPa) |
| Explosion limit | 4.2 – 16 %(V) |
| Flash point | 324 °C |
| Safety information | |
| R Phrase | R 36/37 Irritating to eyes and respiratory system. |
| S Phrase | S 25 Avoid contact with eyes. |
| Categories of danger | irritant |
| Hazard Symbol |  Irritant |
| Storage class | 8 A Combustible substances, corrosive |
| WGK | WGK 3 highly water endangering |
| Disposal | 3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C. |
| Transport information | |
| Declaration (transport by sea) IMDG-Code | UN 3261 CORROSIVE SOLID, ACIDIC, ORGANIC, N.O.S.(3,3,4,4-BENZOPHENONE TETRACARBONACID DIANHYDRIDE), 8, III, Segregation Group: 1 (Acids) |
| Declaration (transport by air) IATA-DGR | UN 3261 CORROSIVE SOLID, ACIDIC, ORGANIC, N.O.S.(3,3,4,4-BENZOPHENONE TETRACARBONACID DIANHYDRIDE), 8, III |
| Specifications | |
| Assay (morpholine method) | ≥ 97 % |
| Melting range – lower value |
≥ 220 °C |
| – upper value | ≤ 223 °C |
| Identity (IR) | passes test |
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