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| LC760 1,2,4-Benzenetricarboxylic 1,2-anhydride for synthesis |
| Order number | Packaging | Quantity | Price € |
| AC27760 | Glass bottle | 100 g | 12.69 |
| AC27760 | Glass bottle | 500 g | 17.64 |
| Product information | |
| Synonyms | Trimellitic acid anhydride |
| Hill Formula | C9H4O5 |
| HS Code | 2917 39 95 |
| EC number | 209-008-0 |
| Molar mass | 192.12 g/mol |
| EC index number | 607-097-00-4 |
| CAS number | 552-30-7 |
| Chemical and physical data | |
| Solubility | (20 °C) (decomposition) |
| Melting point | 164 – 168 °C |
| Molar mass | 192.12 g/mol |
| pH value | 2 (21 g/l, H2O, 20 °C) |
| Boiling point | 240 °C (19 hPa) |
| Vapor pressure | 19 hPa (240 °C) |
| Explosion limit | 1 – 7 %(V) |
| Flash point | 227 °C |
| Safety information | |
| R Phrase | R 37-41-42/43 Irritating to respiratory system.Risk of serious damage to eyes.May cause sensitization by inhalation and skin contact. |
| S Phrase | S 22-26-36/37/39 Do not breathe dust.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, gloves and eye/face protection. |
| Categories of danger | irritant, sensitizing |
| Hazard Symbol |  Harmful |
| Storage class | 10 – 13 Other liquids and solids |
| WGK | WGK 1 slightly 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. |
| Toxicological data | |
| LD 50 oral | LD50 rat > 2730 mg/kg |
| LD 50 dermal | LD50 rabbit 23000 mg/kg |
| Specifications | |
| Assay (morpholine method) | ≥ 98 % |
| Melting range – lower value |
≥ 164 °C |
| – upper value | ≤ 168 °C |
| Identity (IR) | passes test |
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