Description

1-(4-Methoxy-Phenyl)-Pyrrole-2,5-Dione is a versatile heterocyclic building block and chemical intermediate of significant interest in advanced organic synthesis. Its pyrrole-2,5-dione (maleimide) core, functionalized with a methoxyphenyl group, makes it a valuable precursor for creating complex molecular architectures. This compound is primarily sought by research institutions and industrial R&D departments focused on pharmaceuticals, agrochemicals, and materials science for developing new active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of potential drug candidates, particularly those targeting inflammation or central nervous system disorders.
• Agrochemical Research: Used in developing novel herbicides, fungicides, or plant growth regulators due to its bioactive scaffold.
• Polymer Chemistry: Serves as a monomer or cross-linking agent in the production of specialty polymers, resins, and coatings with enhanced thermal or mechanical properties.
• Material Science: Employed in the synthesis of organic electronic materials, such as semiconductors or light-emitting components.
• Chemical Synthesis: Acts as a versatile electrophile in Michael addition or Diels-Alder reactions for constructing complex heterocycles.
• Bioconjugation: The maleimide group is reactive towards thiols, making it useful for labeling proteins, peptides, and other biomolecules in biochemical research.

Basic Information

Product Name	1-(4-Methoxy-Phenyl)-Pyrrole-2,5-Dione
CAS No.	1081-17-0
Molecular Formula	C11H9NO3
Molecular Weight	203.19 g/mol
Synonyms	1-(4-Methoxyphenyl)-1H-pyrrole-2,5-dione; 4-Methoxyphenylmaleimide; N-(4-Methoxyphenyl)maleimide; 1H-Pyrrole-2,5-dione, 1-(4-methoxyphenyl)-; p-Methoxyphenylmaleimide; N-p-Methoxyphenylmaleimide; Maleimide, N-(p-methoxyphenyl)-
EINECS	Contact for details

Quality Control

Our 1-(4-Methoxy-Phenyl)-Pyrrole-2,5-Dione is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and development. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment and is available upon request.

Storage

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

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	142 - 147 °C
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.