coumarin has been reported in Caragana frutex, Eupatorium japonicum, and other organisms with data available.
Acute toxic
Irritant
⚠️ For information only; not a substitute for the official Safety Data Sheet (SDS).
coumarin has been reported in Caragana frutex, Eupatorium japonicum, and other organisms with data available.
| Physical Description | Coumarin appears as colorless crystals, flakes or colorless to white powder with a pleasant fragrant vanilla odor and a bitter aromatic burning taste. (NTP, 1992) |
| Color/Form | Orthorhombic, rectangular plates |
| Odor | Pleasant, fragrant odor resembling that of vanilla beans. |
| Melting Point | 154 to 158 °F (NTP, 1992) |
| Boiling Point | 568 °F at 760 mmHg (NTP, 1992) |
| Flash Point | 304 °F (NTP, 1992) |
| Density | 0.935 at 68 °F (NTP, 1992) - Less dense than water; will float |
| Solubility | less than 0.1 mg/mL at 63.5 °F (NTP, 1992) |
| Vapor Pressure | 0.01 mmHg at 117 °F ; 1 mmHg at 223 °F (NTP, 1992) |
| Stability/Shelf Life | Converted to a dimer on long exposure to light. |
| IUPAC Name | chromen-2-one |
| Molecular Formula | C9H6O2 |
| Molecular Weight | 146.14 g/mol |
| CAS | 91-64-5 |
| SMILES | C1=CC=C2C(=C1)C=CC(=O)O2 |
| InChIKey | ZYGHJZDHTFUPRJ-UHFFFAOYSA-N |
| Catalog No | KC.310272 |
| Pack sizes | 250GM · 500GM |
⚠️ For information only; not a substitute for the official SDS.