Description

1H-Pyrrole-2,5-Dione, 1-Acetyl- is a specialized heterocyclic building block and a key derivative of maleimide, characterized by its reactive diketone and acetyl-substituted pyrrole structure. This compound is essential for advanced organic synthesis, particularly in the development of functional polymers, pharmaceutical intermediates, and high-performance materials. It is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing maleimide or pyrrole motifs for targeted therapies.
• Polymer Science & Material Chemistry: Serves as a functional monomer or cross-linking agent for creating specialty polymers, including polyimides, with enhanced thermal stability and mechanical properties.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and plant growth regulators.
• Bioconjugation & Protein Labeling: The maleimide-like structure can be utilized for site-specific modification of proteins, antibodies, and other biomolecules.
• Organic Electronic Materials: Acts as a building block for developing organic semiconductors, conductive polymers, and components for OLEDs or solar cells.
• Research & Development: A valuable reagent in academic and industrial R&D labs for exploring new heterocyclic chemistry and synthesizing novel compounds.

Basic Information

Product Name	1H-Pyrrole-2,5-Dione, 1-Acetyl-
CAS No.	88882-09-1
Molecular Formula	C6H5NO3
Molecular Weight	139.11 g/mol
Synonyms	1-Acetyl-1H-pyrrole-2,5-dione; 1-Acetylpyrrole-2,5-dione; N-Acetylmaleimide; 2,5-Dioxo-1-acetylpyrrolidine; 1-Acetyl-2,5-pyrroledione; N-Acetyl maleimide; Acetyl maleimide
EINECS	Contact for details

Quality Control

Our 1H-Pyrrole-2,5-Dione, 1-Acetyl- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and FTIR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong bases and reducing agents. For long-term storage, consider storing under an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (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.