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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 | ![]() |
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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