| Name | 5,7-dihydroxy-4-methylchromen-2-one |
|---|---|
| Synonyms |
4-Methyl-5,7-dihydroxycoumarin
5,7-Dihydroxy-4-methyl-2H-1-benzopyran-2-one 2H-1-Benzopyran-2-one, 5,7-dihydroxy-4-methyl- 5,7-Dihydroxy-4-methyl-2H-chromen-2-one 5,7-dihydroxy-4-methyl-chromen-2-one EINECS 218-289-9 MFCD00016966 5,7-dihydroxy-4-methyl-2H-2-chromenone 4-Methyllimetol 5,7-DIHYDROXY-4-METHYLCOUMARIN |
| Description | 5,7-Dihydroxy-4-methylcoumarin is a coumarin derivative from Mexican tarragon[1]. |
|---|---|
| Related Catalog | |
| References |
| Density | 1.5±0.1 g/cm3 |
|---|---|
| Boiling Point | 472.1±14.0 °C at 760 mmHg |
| Melting Point | 296-299 °C(lit.) |
| Molecular Formula | C10H8O4 |
| Molecular Weight | 192.168 |
| Flash Point | 197.9±13.6 °C |
| Exact Mass | 192.042252 |
| PSA | 70.67000 |
| LogP | 2.58 |
| Vapour Pressure | 0.0±1.2 mmHg at 25°C |
| Index of Refraction | 1.652 |
| Hazard Codes | Xi:Irritant; |
|---|---|
| Risk Phrases | R36/37/38 |
| Safety Phrases | S26-S36 |
| WGK Germany | 3 |
| HS Code | 2932209090 |
| Precursor 10 | |
|---|---|
| DownStream 7 | |
| HS Code | 2932209090 |
|---|---|
| Summary | 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |