Maleimide (2,5-Pyrroledione) is compound with a wide range of synthetic and protein modification applications. 2,5-Pyrroledione is commonly utilized in synthetic applications and as a synthetic intermediate or starting material for numerous compounds. The double bond of Maleimide is reactive towards cysteines (-SH) and other thiol containing compounds. Maleimide (CAS# 541-59-3) can be used to block cysteine (-SH) residues, is useful in Diels-Alder reactions and Michael addition synthetic processes.CovaChems chemists manufacture several Maleimide compounds, and knows first hand the importance of having this compound in a pure form. CovaChems Maleimide is highly refined and is among the highest purity in the field, and is analyzed by gas chromatography with purity levels >99%. This product is competitively priced in our catalog sizes and in bulk format.

Package Sizes: 5 grams and 25 grams (custom and bulk quantities also available)

Product Numbers: 11306-5 and 11306-25

Product Name: Maleimide >99%

Alternative Names: 2,5-Pyrroledione; Maleimide


Appearance: White Solid

Purity: ≥ 99%

Storage: 4 °C, protected from moisture


Properties Physical State: Solid

CAS#: 541-59-3

Tariff Code: 2925.19.9100

UN Number (IATA): 2923

Chemical Formula: C4H3NO2

Molecular Weight: 97.07 g/mol

Melting Point: 91-93 °C (Lit)

Additional Product Information:Maleimide Product Information Bulletin