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| CAS No.: | 19088-73-4 |
|---|---|
| Name: | 3-Cyano-7-hydroxycoumarin |
| Article Data: | 27 |
| Molecular Structure: | |
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|
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| Formula: | C10H5NO3 |
| Molecular Weight: | 187.155 |
| Synonyms: | 7-hydroxy-2-oxo-2H-chromene-3-carbonitrile;2H-1-benzopyran-3-carbonitrile, 7-hydroxy-2-oxo-;3-Cyanoumbelliferone; |
| EINECS: | 200-123-4 |
| Density: | 1.507 g/cm3 |
| Melting Point: | ≥250 °C(lit.) |
| Boiling Point: | 436.574 °C at 760 mmHg |
| Flash Point: | 217.832 °C |
| Solubility: | DMF: soluble |
| Hazard Symbols: |
 Xn
|
| Risk Codes: | 20/21/22-36/37/38 |
| Safety: | 26-36 |
| PSA: | 74.23000 |
| LogP: | 1.37028 |
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Specification
The 3-Cyano-7-hydroxycoumarin with the cas number 19088-73-4, is also called 7-hydroxy-2-oxo-2H-chromene-3-carbonitrile .The properties of this chemical are: (1)#H bond acceptors: 4 ; (2)#H bond donors: 1 ; (3)#Freely Rotating Bonds: 1 ; (4)Polar Surface Area: 59.32 Å2 ; (5)Index of Refraction: 1.667 ; (6)Molar Refractivity: 46.23 cm3 ; (7)Molar Volume: 124.1 cm3 ; (8)Polarizability: 18.32×10-24cm3 ; (9)Surface Tension: 76 dyne/cm ; (10)Enthalpy of Vaporization: 71.98 kJ/mol ; (11)Vapour Pressure: 3.13E-08 mmHg at 25°C .
When you are using this chemical, please be cautious about it as the following:(1)Harmful by inhalation, in contact with skin and if swallowed. Irritating to eyes, respiratory system and skin; (2)In case of contact with eyes, rinse immediately with plenty of water and seek medical advice; (3)Wear suitable protective clothing.
This product can be supplied by the following suppliers: (1)Capot Chemical Co., Ltd.; (2)Atomax Chemicals Co., Ltd.; (3)Langway Chemical Shanghai Co., Ltd.; (4)Guangzhou WeiBo Chemical Co., Ltd.; (5)Advanced Technology & Industrial Co., Ltd.; (6)CARBONE SCIENTIFIC CO.,LTD.; (7)INDOFINE Chemical Company, Inc.; (8)3B Scientific Corporation .
You can still convert the following datas into molecular structure :
1.N#C\C1=C\c2c(OC1=O)cc(O)cc2
2.InChI=1/C10H5NO3/c11-5-7-3-6-1-2-8(12)4-9(6)14-10(7)13/h1-4,12H