2-ethyl-4,5-dihydro-Oxazole
2-Ethyl-2-oxazoline
CAS: 10431-98-8
Molecular Formula: C5H9NO
2-ethyl-4,5-dihydro-Oxazole - Names and Identifiers
| Name | 2-Ethyl-2-oxazoline |
| Synonyms | ETHOX 2-ETHYLOXAZOLINE 2-Ethyloxazoline 2-Ethyl-2-oxazoline 2-ETHYL-2-OXAZOLINE 2-Oxazoline, 2-ethyl- 2-ETHYL-DELTA2-OXAZOLINE 2-ethyl-4,5-dihydro-oxazol 2-ethyl-4,5-dihydro-Oxazole 2-ethyl-4,5-dihydro-1,3-oxazole |
| CAS | 10431-98-8 |
| EINECS | 233-912-4 |
| InChI | InChI=1/C5H9NO/c1-2-5-6-3-4-7-5/h2-4H2,1H3 |
2-ethyl-4,5-dihydro-Oxazole - Physico-chemical Properties
| Molecular Formula | C5H9NO |
| Molar Mass | 99.13 |
| Density | 0.982 g/mL at 25 °C (lit.) |
| Melting Point | -62 °C (lit.) |
| Boling Point | 128.4 °C (lit.) |
| Flash Point | 85°F |
| Water Solubility | MISCIBLE |
| Vapor Presure | 13.1hPa at 37.8℃ |
| Appearance | Liquid |
| Color | Clear |
| BRN | 105464 |
| pKa | 5.65±0.50(Predicted) |
| PH | 10-12 (100g/l, H2O, 20℃) |
| Storage Condition | Flammables area |
| Sensitive | Air Sensitive |
| Refractive Index | n20/D 1.437(lit.) |
2-ethyl-4,5-dihydro-Oxazole - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R10 - Flammable R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. |
| Safety Description | S16 - Keep away from sources of ignition. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S28 - After contact with skin, wash immediately with plenty of soap-suds. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
| UN IDs | UN 1993 3/PG 3 |
| WGK Germany | 1 |
| TSCA | Yes |
| HS Code | 29349990 |
| Hazard Class | 3 |
| Packing Group | III |
2-ethyl-4,5-dihydro-Oxazole - Reference Information
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
Last Update：2024-04-09 20:48:19
