Description

1-(3-Chloro-Phenyl)-Pyrrole-2,5-Dione is a versatile heterocyclic building block and chemical intermediate of significant industrial interest. Its core value lies in its functionalized pyrrolidine-2,5-dione (maleimide) scaffold, which is highly reactive and serves as a key precursor in advanced synthesis. This compound is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty polymer sectors for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and inflammatory diseases.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides, leveraging its bioactive heterocyclic core.
• 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.
• Organic Synthesis & Research: A valuable reagent for academic and industrial R&D labs exploring new organic reactions, heterocyclic chemistry, and material science.
• Dye & Pigment Intermediate: Employed in the synthesis of complex organic dyes and pigments due to its aromatic and electron-accepting structure.

Basic Information

Product Name	1-(3-Chloro-Phenyl)-Pyrrole-2,5-Dione
CAS No.	1204-35-9
Molecular Formula	C10H6ClNO2
Molecular Weight	207.61 g/mol
Synonyms	3-Chlorophenylmaleimide; 1-(3-Chlorophenyl)-1H-pyrrole-2,5-dione; N-(3-Chlorophenyl)maleimide; 3-Chloro-N-phenylmaleimide; Maleimide, N-(3-chlorophenyl)-; 1-(3-Chlorophenyl)-2,5-pyrroledione; 3-Chlorophenylmaleimide; N-(m-Chlorophenyl)maleimide
EINECS	214-882-9

Quality Control

Our 1-(3-Chloro-Phenyl)-Pyrrole-2,5-Dione is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, 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 protocols.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

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%
Heavy Metals (as Pb)	≤ 10 ppm

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