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LC1448 Coumarinfor synthesis |
| Order number | Packaging | Quantity | Price € |
| AC28448 | Plastic bottle | 250 g | 24.53 |
| AC28448 | Plastic bottle | 1 kg | 84.6 |
| Product information | |
| Synonyms | 5,6-Benzo-2-pyrone |
| Hill Formula | C9H6O2 |
| HS Code | 2932 21 00 |
| EC number | 202-086-7 |
| Molar mass | 146.14 g/mol |
| CAS number | 91-64-5 |
| Chemical and physical data | |
| Solubility | 1.7 g/l (20 °C) |
| Melting point | 68 – 71 °C |
| Molar mass | 146.14 g/mol |
| Density | 0.935 g/cm3 |
| Boiling point | 298 – 302 °C |
| Vapor pressure | 1.3 hPa (106 °C) |
| Flash point | 162 °C |
| Safety information | |
| R Phrase | R 22 Harmful if swallowed. |
| Categories of danger | harmful |
| 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. |
| Transport information | |
| Declaration (transport by sea) IMDG-Code | UN 2811 TOXIC SOLID, ORGANIC, N.O.S.(2H-1-BENZOPYRAN-2-ON), 6.1, III |
| Declaration (transport by air) IATA-DGR | UN 2811 TOXIC SOLID, ORGANIC, N.O.S.(2H-1-BENZOPYRAN-2-ON), 6.1, III |
| Toxicological data | |
| LD 50 oral | LD50 rat 293 mg/kg |
| Specifications | |
| Assay (HPLC, area%) | ≥ 99 % |
| Melting range – lower value |
≥ 68 °C |
| – upper value | ≤ 71 °C |
| Identity (IR) | passes test |
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