Description

1-((4-Methylphenyl)Methyl)-1H-Pyrrole-2,5-Dione is a specialized maleimide derivative, a key chemical intermediate prized for its reactive double bond and aromatic functionality. This compound matters for its role in facilitating advanced organic synthesis, particularly in the creation of polymers, pharmaceuticals, and high-performance materials. It is primarily needed by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring maleimide-based conjugation or heterocyclic frameworks.
• Polymer Science & Material Modification: Used as a cross-linking agent or comonomer in the production of specialty polymers, resins, and coatings to enhance thermal stability and mechanical properties.
• Agrochemical Synthesis: Acts as an intermediate in the development of novel herbicides, fungicides, and plant growth regulators.
• Bioconjugation & Probe Development: Utilized in biochemical research for labeling proteins, peptides, and other biomolecules via Michael addition reactions due to its maleimide group.
• Organic Synthesis Reagent: Employed in Diels-Alder reactions and other cycloadditions to construct complex, multi-ring organic compounds in academic and industrial research.
• Electronic Chemicals: Investigated for use in the synthesis of organic semiconductors and photoactive materials for electronic applications.

Basic Information

Product Name	1-((4-Methylphenyl)Methyl)-1H-Pyrrole-2,5-Dione
CAS No.	42867-34-5
Molecular Formula	C12H11NO2
Molecular Weight	201.22 g/mol
Synonyms	N-(4-Methylbenzyl)maleimide; 1-[(4-Methylphenyl)methyl]-1H-pyrrole-2,5-dione; N-(p-Methylbenzyl)maleimide; 4-Methylbenzylmaleimide; N-(4-Methylbenzyl)maleimide; N-(p-Tolylmethyl)maleimide; Maleimide, N-(4-methylbenzyl)-; 1-(4-Methylbenzyl)-1H-pyrrole-2,5-dione
EINECS	Contact for details

Quality Control

Our 1-((4-Methylphenyl)Methyl)-1H-Pyrrole-2,5-Dione is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by FT-IR and NMR, to ensure it meets precise customer specifications and high-purity standards for research and industrial use. A comprehensive Certificate of Analysis (COA) is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.