Promotional price valid on web orders only. Your contract pricing may differ. Interested in signing up for a dedicated account number?
Learn More

N-Ethylmaleimide, 99+%

Catalog No. AA4052603
Click to view available options
Quantity:
1 g
5 g
25 g

CAS: 128-53-0 | C6H7NO2 | 125.127 g/mol

N-Ethylmaleimide is a protein thiol modifier which inhibits apoptotic DNA fragmentation. It is a sulfhydryl reagent and finds application in experimental biochemical studies as well as in enzymology. It is involved in the modification of cysteine residues in proteins and peptides. It acts as a Michael acceptor and reacts with nucelophiles like thiols. It is employed in the inhibition of Mg2+ dependent internucleosomal DNA fragmentation.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 128-53-0
Molecular Formula C6H7NO2
Molecular Weight (g/mol) 125.127
MDL Number MFCD00005509
InChI Key HDFGOPSGAURCEO-UHFFFAOYSA-N
Synonym n-ethylmaleimide, ethylmaleimide, 1-ethyl-1h-pyrrole-2,5-dione, maleimide, n-ethyl, 1h-pyrrole-2,5-dione, 1-ethyl, maleic acid n-ethylimide, nem, usaf b-121, unii-o3c74acm9v, maleic acid-n-ethylimide
PubChem CID 4362
ChEBI CHEBI:44485
IUPAC Name 1-ethylpyrrole-2,5-dione
SMILES CCN1C(=O)C=CC1=O

Specifications

Melting Point 43°C to 46°C
Boiling Point 209°C to 211°C
Flash Point 73°C (163°F)
Assay Percent Range >99+%
Quantity 1 g
Beilstein 112448
Sensitivity Light sensitive
Solubility Information Soluble in ethanol,water,chloroform,methanol and toluene.
Formula Weight 125.13
Physical Form Crystalline
Chemical Name or Material N-Ethylmaleimide
Show More Show Less
Hazard Category H300-H311-H314-H317-H335
Precautionary Statement P260-P264b-P270-P271-P272-P280-P303+P361+P353-P304+P340-P305+P351+P338-P310-P330-P331-P333+P313-P363-P501c
DOTInformation Hazard Class: 6.1; Packaging Group: II
EINECSNumber 204-892-4
RTECSNumber UX9625000
TSCA Yes
Recommended Storage Ambient temperatures

RUO – Research Use Only

Product Content Correction

Your input is important to us. Please complete this form to provide feedback related to the content on this product.

Product Title

By clicking Submit, you acknowledge that you may be contacted by Fisher Scientific in regards to the feedback you have provided in this form. We will not share your information for any other purposes. All contact information provided shall also be maintained in accordance with our Privacy Policy.

Your feedback has been submitted: Thank you for helping us improve our website.