| Identification | Back Directory | [Name]
4,7-DIHYDROXYCOUMARIN | [CAS]
1983-81-9 | [Synonyms]
NSC 136214
AURORA KA-3743
4,7-HYDROXY-COUMARIN
4,7-DIHYDROXYCOUMARIN
4,7-Dihydroxychromen-4-one
4,7-Dihydroxy-2H-1-benzopyran-2-one
4,7-Dihydroxy-2-oxo-2H-1-benzopyran
2H-1-Benzopyran-2-one, 4,7-dihydroxy-
4,7DIHYDROXYCOUMARIN,4,7 DIHYDROXYCOUMARIN | [Molecular Formula]
C9H6O4 | [MDL Number]
MFCD00203882 | [MOL File]
1983-81-9.mol | [Molecular Weight]
178.14 |
| Chemical Properties | Back Directory | [Melting point ]
280-281℃ (methanol ) | [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.) | [InChI]
1S/C9H6O4/c10-5-1-2-6-7(11)4-9(12)13-8(6)3-5/h1-4,10-11H | [InChIKey]
CYSRKZFPSNZSCS-UHFFFAOYSA-N | [SMILES]
Oc1ccc2C(O)=CC(=O)Oc2c1 |
| Safety Data | Back Directory | [Hazard Codes ]
Xi | [Risk Statements ]
22-36 | [Safety Statements ]
26 | [WGK Germany ]
3 | [HS Code ]
2932.20.3000 | [Storage Class]
11 - Combustible Solids | [Hazard Classifications]
Acute Tox. 4 Oral
Eye Irrit. 2 |
|
| Company Name: |
Sigma-Aldrich
|
| Telephone: |
021-61415566 800-8193336 |
| Website: |
https://www.sigmaaldrich.cn |
| Company Name: |
TCI Chemicals
|
| Telephone: |
021-67121386, 800-988-0390 |
| Website: |
www.tcichemicals.com |
| Company Name: |
sgtlifesciences pvt ltd
|
| Telephone: |
+91-8790379245 |
| Website: |
https://www.chemicalbook.com/ShowSupplierProductsList1846349/0.htm |
|