4,7-DIHYDROXYCOUMARIN
- Product Name4,7-DIHYDROXYCOUMARIN
- CAS1983-81-9
- CBNumberCB5782233
- MFC9H6O4
- MW178.14
- MDL NumberMFCD00203882
- MOL File1983-81-9.mol
- MSDS FileSDS
Chemical Properties
| Melting point | 275-280 °C |
| Boiling point | 445.5±45.0 °C(Predicted) |
| Density | 1.612±0.06 g/cm3(Predicted) |
| storage temp. | 2-8°C |
| form | powder to crystal |
| pka | 4.50±1.00(Predicted) |
| color | Light yellow to Yellow to Orange |
| λmax | 310nm(EtOH aq.)(lit.) |
Safety
| Symbol(GHS) |
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| Signal word | Warning | |||||||||
| Hazard statements | H302-H319 | |||||||||
| Precautionary statements | P264-P270-P280-P301+P312-P305+P351+P338-P337+P313 | |||||||||
| Hazard Codes | Xi | |||||||||
| Risk Statements | 22-36 | |||||||||
| Safety Statements | 26 | |||||||||
| WGK Germany | 3 | |||||||||
| HS Code | 2932.20.3000 | |||||||||
| NFPA 704: |
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