Description

1H-Pyrrole-2,5-Dione, 1-[4-(1-Methylethyl)Phenyl]- is a specialized organic compound belonging to the pyrrole-2,5-dione (maleimide) class, functionalized with an isopropylphenyl group. This structural motif makes it a valuable high-purity chemical intermediate for advanced synthesis, particularly in the development of polymers, pharmaceuticals, and agrochemicals. It is primarily sought by R&D chemists and process engineers in fine chemical, pharmaceutical, and material science industries for creating novel molecules with tailored properties.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs), especially those requiring maleimide groups for conjugation or specific biological activity.
• Polymer Science & Material Engineering: Serves as a monomer or cross-linking agent in the production of specialty polymers, including polyimides, adhesives, and coatings with enhanced thermal or mechanical properties.
• Agrochemical Synthesis: Used in the research and development of advanced herbicides, fungicides, and plant growth regulators.
• Bioconjugation & Proteomics: The maleimide group is reactive towards thiols, making this compound useful for labeling proteins, antibodies, and other biomolecules in diagnostic and research applications.
• Organic Electronic Materials: Potential precursor in the development of organic semiconductors and conductive polymers for electronic devices.
• Chemical Research & Development: A versatile reagent for heterocyclic and medicinal chemistry research, enabling the exploration of new chemical entities.

Basic Information

Product Name	1H-Pyrrole-2,5-Dione, 1-[4-(1-Methylethyl)Phenyl]-
CAS No.	78987-56-1
Molecular Formula	C13H13NO2
Molecular Weight	215.25 g/mol
Synonyms	1-(4-Isopropylphenyl)-1H-pyrrole-2,5-dione; N-(4-Isopropylphenyl)maleimide; 1-(p-Isopropylphenyl)maleimide; 1-[4-(1-Methylethyl)phenyl]-1H-pyrrole-2,5-dione; 4-Isopropylphenylmaleimide; p-Isopropylphenylmaleimide; N-(4-Isopropylphenyl)maleimide; Maleimide, N-(4-isopropylphenyl)-
EINECS	Contact for details

Quality Control

Our 1H-Pyrrole-2,5-Dione, 1-[4-(1-Methylethyl)Phenyl]- is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing specifications such as assay, impurity profile, and physical characteristics. Our quality commitment supports applications requiring high-purity intermediates for research and cGMP manufacturing.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, handling and storage should minimize exposure to direct light.

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%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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