Butyric acid 2-oxo-4-methyl-2H-1-benzopyran-7-yl ester
4-Methylumbelliferyl butyrate
CAS: 17695-46-4
Molecular Formula: C14H14O4
Butyric acid 2-oxo-4-methyl-2H-1-benzopyran-7-yl ester - Names and Identifiers
Butyric acid 2-oxo-4-methyl-2H-1-benzopyran-7-yl ester - Physico-chemical Properties
| Molecular Formula | C14H14O4 |
| Molar Mass | 246.26 |
| Density | 1?+-.0.06 g/cm3(Predicted) |
| Melting Point | 90-92°C(lit.) |
| Boling Point | 393.4±37.0 °C(Predicted) |
| Flash Point | 199.8°C |
| Solubility | DMF: soluble |
| Vapor Presure | 2.13E-06mmHg at 25°C |
| Appearance | Solid |
| Color | White |
| BRN | 227973 |
| Storage Condition | -20°C |
| Refractive Index | 1.545 |
Butyric acid 2-oxo-4-methyl-2H-1-benzopyran-7-yl ester - Risk and Safety
| Hazard Symbols | T+ - Very toxic |
| Risk Codes | 26/27/28 - Very toxic by inhalation, in contact with skin and if swallowed. |
| Safety Description | 24/25 - Avoid contact with skin and eyes. |
| WGK Germany | 3 |
| FLUKA BRAND F CODES | 8-10-21 |
| HS Code | 29322090 |
Butyric acid 2-oxo-4-methyl-2H-1-benzopyran-7-yl ester - Reference Information
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | as a fluorogenic substrate for esterase or lipase |
Last Update：2024-04-09 15:16:45
