N-Ethylmaleimide
- Product NameN-Ethylmaleimide
- CAS128-53-0
- CBNumberCB5748314
- MFC6H7NO2
- MW125.13
- EINECS204-892-4
- MDL NumberMFCD00005509
- MOL File128-53-0.mol
Chemical Properties
| Melting point: | 43-46 °C(lit.) |
| Boiling point: | 210 °C(lit.) |
| Density | 1.2500 (rough estimate) |
| refractive index | 1.4430 (estimate) |
| Flash point: | 73 °C |
| storage temp. | 2-8°C |
| solubility | methanol: 1 M at 20 °C, clear, colorless |
| form | Crystalline Powder |
| pka | -2.18±0.20(Predicted) |
| color | White to off-white |
| biological source | synthetic (organic) |
| Water Solubility | 1 g/L (20 ºC) |
| Sensitive | Light Sensitive |
| Merck | 14,3822 |
| BRN | 112448 |
| Stability: | Stable. Combustible. Incompatible with strong oxidizing agents. Refrigerate. |
| InChI | 1S/C6H7NO2/c1-2-7-5(8)3-4-6(7)9/h3-4H,2H2,1H3 |
| InChIKey | HDFGOPSGAURCEO-UHFFFAOYSA-N |
| SMILES | CCN1C(=O)C=CC1=O || CCN1C(=O)C=CC1=O |
| CAS DataBase Reference | 128-53-0(CAS DataBase Reference) |
| NIST Chemistry Reference | 1H-pyrrole-2,5-dione, 1-ethyl-(128-53-0) |
| EPA Substance Registry System | N-Ethylmaleimide (128-53-0) |
| Absorption | cut-off at 382nm in methanol at 1M |
Safety
| Symbol(GHS) |
  GHS05,GHS06 |
|||||||||
| Signal word | Danger | |||||||||
| Hazard statements | H300-H311-H314-H317 | |||||||||
| Precautionary statements | P260-P280-P301+P310+P330-P303+P361+P353-P305+P351+P338+P310 | |||||||||
| PPE | Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges | |||||||||
| Hazard Codes | T+ | |||||||||
| Risk Statements | 21-28-34-43-20/21 | |||||||||
| Safety Statements | 26-28-36/37/39-45-28A | |||||||||
| RIDADR | UN 2928 6.1/PG 2 | |||||||||
| WGK Germany | 3 | |||||||||
| RTECS | UX9625000 | |||||||||
| F | 19 | |||||||||
| TSCA | TSCA listed | |||||||||
| HazardClass | 6.1 | |||||||||
| PackingGroup | II | |||||||||
| HS Code | 2925190090 | |||||||||
| Storage Class |
6.1A - Combustible acute toxic Cat. 1 and 2 very toxic hazardous materials |
|||||||||
| Hazard Classifications |
Acute Tox. 2 Oral Acute Tox. 3 Dermal Eye Dam. 1 Skin Corr. 1B Skin Sens. 1 |
|||||||||
| NFPA 704: |
|