n-Ethylmaleimide, 98%
n-Ethylmaleimide, 98% (CAS 128-53-0) supplier Zemixal. Request a quote with price, lead time and documents. Quotes within one business day.
About n-Ethylmaleimide, 98%
Researchers and plant chemists source n-Ethylmaleimide, 98% from Zemixal for routine and specialised work. Key data (Synthesis): CAS 128-53-0, formula C6H7NO2 and molar mass 125.13 g/mol. Expect white to light yellow powder or crystals or chunks.
Common uses in the lab and plant
- Organic synthesis
- API synthesis
Safe handling
Physical constants on file: melting point 43-46 °C and boiling point 210 °C. Hazard communication follows GHS (Danger: H300, H301, H311 and H314). Our SDS lists exposure controls and first-aid measures. For transport it ships as UN UN 2928.
Standard pack sizes are 1 g, 5 g, 25 g and 1 kg, and custom quantities are quoted on request. You receive a batch certificate of analysis and a 16-section SDS with each order. Request pricing online and we confirm availability, documentation and freight to your country.
Typical uses
- Organic synthesis
- API synthesis
Applications
Specifications and identifiers
| Product name | n-Ethylmaleimide, 98% |
|---|---|
| Catalogue number | ZX-011675 |
| CAS number | 128-53-0 |
| IUPAC name | 1-ethylpyrrole-2,5-dione |
| Molecular formula | C6H7NO2 |
| Molar mass | 125.13 g/mol |
| Exact mass | 125.0477 |
| Grade | Synthesis |
| Purity / assay | 98% |
| Physical form | Crystalline |
| Appearance | White to light yellow powder or crystals or chunks |
| Melting point | 43-46 °C |
| Boiling point | 210 °C |
| XLogP3 | 0.9 |
| H-bond donors / acceptors | 0 / 2 |
| Topological polar surface area | 37.4 Ų |
| HS code | 29251900 |
| UN number | UN 2928 |
| InChIKey | HDFGOPSGAURCEO-UHFFFAOYSA-N |
| SMILES | CCN1C(=O)C=CC1=O |
| PubChem CID | 4362 |
| Synonyms | NEM, ethylmaleimide, 1H-pyrrole-2,5-dione, 1-ethyl-, maleimide, N-ethyl-, maleic acid N-ethylimide, N Ethylmaleimide, 1-Ethyl-1H-pyrrole-2,5-dione, USAF B-121, N-ethyl maleimide, n-ethylmaleimide (nem), Maleic Acid-N-Ethylimide, N-Ethylmaleimide, purum p.a., >=99.0% (HPLC) |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H300Fatal if swallowed
- H301Toxic if swallowed
- H311Toxic in contact with skin
- H314Causes severe skin burns and eye damage
- H317May cause an allergic skin reaction
Precautionary statements P260, P261, P262, P264, P270, P272, P280, P301 + P316, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P321, P330, P333 + P317, P361 + P364, P362 + P364, P363, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 1 g | Quoted on request | |
| 5 g | Quoted on request | |
| 25 g | Quoted on request | |
| 1 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about n-Ethylmaleimide, 98%
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Other grades with CAS 128-53-0
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