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91-64-5 Coumarin |
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| Chemical Name | Coumarin |
| Synonyms | 2H-1-Benzopyran-2-one;COUMARINE;1-Benzopyran-2-one;1,2-Benzopyrone;Chromen-2-one;O-Oxy-Cinnamic Lactone ;2H-chromen-2-one |
| Molecular Formula | C9H6O2 |
| Molecular Weight | 146.1427 |
| CAS Registry Number | 91-64-5 |
| EINECS | 202-086-7 |
| Molecular Structure |  |
| Density | 1.248g/cm3 |
| Melting Point | 68-71℃ |
| Boiling Point | 298°C at 760 mmHg |
| Refractive Index | 1.594 |
| Flash Point | 118.3°C |
| Water Solubility | 1.7 g/L (20℃) |
| Vapour Pressur | 0.0013mmHg at 25°C |
| Hazard Symbols |  Xn##Harmful:; |
| Risk Codes | R20/21/22||R36/37/38||R40:; |
| Safety Description | S26||S36/37:; |
| MSDS | |
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