4,7-DIHYDROXYCOUMARIN
Synonym(s):4,7-Dihydroxychromen-4-one
- CAS NO.：1983-81-9
- Empirical Formula: C9H6O4
- Molecular Weight: 178.14
- MDL number: MFCD00203882
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-11-14 14:09:35
What is 4,7-DIHYDROXYCOUMARIN?
Definition
ChEBI: 4,7-Dihydroxy-2H-1-benzopyran-2-one is a hydroxycoumarin.
Properties of 4,7-DIHYDROXYCOUMARIN
| 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 information for 4,7-DIHYDROXYCOUMARIN
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H319:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P337+P313:IF eye irritation persists: Get medical advice/attention. |
Computed Descriptors for 4,7-DIHYDROXYCOUMARIN
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