2-氰基-3-氧代丁酸乙酯
Ethyl 2-cyanoacetoacetate
CAS: 634-55-9
Molecular Formula: C7H9NO3
2-氰基-3-氧代丁酸乙酯 - Names and Identifiers
2-氰基-3-氧代丁酸乙酯 - Physico-chemical Properties
| Molecular Formula | C7H9NO3 |
| Molar Mass | 155.15 |
| Density | 1.120±0.06 g/cm3(Predicted) |
| Boling Point | 105-107°C 15mm |
| Flash Point | 91.2°C |
| Water Solubility | Not miscible or difficult to mix in water. |
| Vapor Presure | 14.665Pa at 25℃ |
| Appearance | Liquid |
| pKa | 4.58±0.46(Predicted) |
| Storage Condition | Room Temprature |
| Refractive Index | 1.435 |
| MDL | MFCD00043487 |
2-氰基-3-氧代丁酸乙酯 - Risk and Safety
| Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R41 - Risk of serious damage to eyes |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S39 - Wear eye / face protection. |
| UN IDs | 3276 |
| Hazard Class | 6.1 |
| Packing Group | III |
2-氰基-3-氧代丁酸乙酯 - Reference Information
| LogP | 0.95 at 21.5℃ and pH3.5-3.74 |
| surface tension | 66.9mN/m at 1g/L and 20 ℃ |
Last Update：2024-04-09 20:52:54
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