Description

n-(4-Acetylphenyl)Maleimide is a high-purity, functionalized maleimide derivative characterized by its reactive double bond and acetylphenyl substituent. This compound serves as a critical advanced intermediate for synthesizing specialized polymers, photoactive materials, and biologically active molecules. It is essential for R&D and production in the pharmaceutical, agrochemical, and advanced material science sectors, where precise molecular architecture is required.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Polymer Modification: Used as a cross-linking agent or comonomer to introduce specific functionality into polymers, enhancing thermal stability or enabling post-polymerization reactions.
• Agrochemical Synthesis: Intermediate in the production of advanced crop protection agents and herbicides.
• Photoinitiators and Photoresists: Component in formulations for UV-curable coatings, inks, and electronic photoresists due to its light-sensitive maleimide group.
• Bioconjugation Reagent: Utilized for labeling proteins, peptides, or other biomolecules via Michael addition to thiol groups.
• Material Science Research: Serves as a precursor for developing organic electronic materials, liquid crystals, and other functional organic compounds.

Basic Information

Product Name	n-(4-Acetylphenyl)Maleimide
CAS No.	1082-85-5
Molecular Formula	C12H9NO3
Molecular Weight	215.20 g/mol
Synonyms	1-(4-Maleimidophenyl)ethanone; 4-Acetylphenylmaleimide; N-(4-Acetylphenyl)maleimide; 4-Maleimidobenzophenone (common misnomer); 4-Acetylphenyl-1H-pyrrole-2,5-dione; p-Acetylphenylmaleimide; N-(p-Acetylphenyl)maleimide; Maleimide, N-(4-acetylphenyl)-
EINECS	Contact for details

Quality Control

Our n-(4-Acetylphenyl)Maleimide is manufactured under strict quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and FTIR, to ensure high purity and consistent performance. We provide detailed Certificates of Analysis (COA) with each shipment, confirming compliance with agreed specifications. Our quality system supports cGMP standards for applications requiring rigorous traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This compound is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.