Description

1-(4-tert-Butyl-Phenyl)-Pyrrole-2,5-Dione is a high-purity organic chemical intermediate belonging to the class of maleimide derivatives. This compound matters as a versatile building block for synthesizing advanced materials and specialty chemicals, offering a unique combination of a reactive maleimide core and a bulky, hydrophobic tert-butylphenyl substituent. It is primarily needed by R&D chemists and process engineers in the pharmaceutical, agrochemical, and polymer industries for developing novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and inflammatory pathways.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides, where the maleimide group enables specific biological activity.
• Polymer & Material Science: Acts as a cross-linking agent or monomer for producing high-performance polymers, including polyimides and thermally stable resins.
• Organic Synthesis Building Block: Employed in Diels-Alder reactions and Michael additions to create complex, functionalized organic molecules for various research applications.
• Liquid Crystal & OLED Material Research: Investigated as a component in the development of advanced electronic display materials due to its structural properties.

Basic Information

Product Name	1-(4-tert-Butyl-Phenyl)-Pyrrole-2,5-Dione
CAS No.	1084-26-0
Molecular Formula	C14H15NO2
Molecular Weight	229.27 g/mol
Synonyms	1-(4-tert-Butylphenyl)-1H-pyrrole-2,5-dione; N-(4-tert-Butylphenyl)maleimide; 4-tert-Butylphenylmaleimide; 1-(p-tert-Butylphenyl)maleimide; N-(4-(1,1-Dimethylethyl)phenyl)-2,5-pyrroledione; 1084-26-0; tert-Butylphenyl maleimide
EINECS	Contact for details

Quality Control

Our 1-(4-tert-Butyl-Phenyl)-Pyrrole-2,5-Dione is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment.

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 an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Melting Point	140 - 144 °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.