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| CAS No.: | 842-01-3 |
|---|---|
| Name: | 7 8-DIHYDROXY-4-PHENYLCOUMARIN |
| Article Data: | 15 |
| Molecular Structure: | |
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| Formula: | C15H10O4 |
| Molecular Weight: | 254.242 |
| Synonyms: | Coumarin,7,8-dihydroxy-4-phenyl- (6CI,7CI,8CI);4-Phenyl-7,8-dihydroxycoumarin;4-Phenyldaphnetin;7,8-Dihydroxy-4-phenylcoumarin;Coumarin 8;7,8-dihydroxy-4-phenyl-2H-chromen-2-one;7,8-Dihydroxy-4-phenylcoumarin; |
| Density: | 1.443 g/cm3 |
| Melting Point: | 190-195 °C(lit.) |
| Boiling Point: | 495.1 °C at 760 mmHg |
| Flash Point: | 193.8 °C |
| Hazard Symbols: |
 Xi
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| Risk Codes: | 36/37/38 |
| Safety: | 26-36 |
| PSA: | 70.67000 |
| LogP: | 2.87120 |
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Specification
The 2H-1-Benzopyran-2-one,7,8-dihydroxy-4-phenyl-, with the CAS registry number 842-01-3, has the systematic name of 7,8-dihydroxy-4-phenyl-2H-chromen-2-one. It belongs to the following product categories: API intermediates; Building Blocks; Coumarins; Heterocyclic Building Blocks. And the molecular formula of the chemical is C15H10O4.
The characteristics of 2H-1-Benzopyran-2-one,7,8-dihydroxy-4-phenyl- are as followings: (1)ACD/LogP: 3.56; (2)# of Rule of 5 Violations: 0; (3)#H bond acceptors: 4; (4)#H bond donors: 2; (5)#Freely Rotating Bonds: 3; (6)Polar Surface Area: 44.76 Å2; (7)Index of Refraction: 1.698; (8)Molar Refractivity: 67.97 cm3; (9)Molar Volume: 176.1 cm3; (10)Polarizability: 26.94×10-24cm3; (11)Surface Tension: 68.2 dyne/cm; (12)Density: 1.443 g/cm3; (13)Flash Point: 193.8 °C; (14)Enthalpy of Vaporization: 79.16 kJ/mol; (15)Boiling Point: 495.1 °C at 760 mmHg; (16)Vapour Pressure: 1.99E-10 mmHg at 25°C.
You should be cautious while dealing with this chemical. It irritates to eyes, respiratory system and skin. Therefore, you had better take the following instructions: Wear suitable protective clothing, and if in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice.
Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: O=C/2Oc1c(O)c(O)ccc1\C(=C\2)c3ccccc3
(2)InChI: InChI=1/C15H10O4/c16-12-7-6-10-11(9-4-2-1-3-5-9)8-13(17)19-15(10)14(12)18/h1-8,16,18H
(3)InChIKey: JRVIIPJSVKTPBK-UHFFFAOYAA