Description

3-Chloro-4-(2-Methoxyanilino)-1-Phenyl-1H-Pyrrole-2,5-Dione is a high-purity, specialized heterocyclic compound belonging to the pyrrole-2,5-dione (maleimide) class. This compound serves as a critical advanced pharmaceutical intermediate (API) and a versatile building block for organic synthesis. It is primarily required by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for creating novel molecules with targeted biological or functional properties.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme inhibitors or receptor modulators.
• Agrochemical Research: Used as a building block for developing new active ingredients in herbicides, fungicides, or pesticides.
• Material Science: Acts as a monomer or cross-linking agent in the development of specialized polymers, resins, or functional materials.
• Organic Synthesis & R&D: A versatile reagent for constructing complex heterocyclic frameworks in academic and industrial research laboratories.
• Dye & Pigment Intermediate: Potential use in the synthesis of advanced colorants and functional dyes due to its conjugated structure.

Basic Information

Product Name	3-Chloro-4-(2-Methoxyanilino)-1-Phenyl-1H-Pyrrole-2,5-Dione
CAS No.	302803-93-6
Molecular Formula	C17H13ClN2O3
Molecular Weight	328.75 g/mol
Synonyms	3-Chloro-4-(2-methoxyanilino)-1-phenyl-1H-pyrrole-2,5-dione; 1H-Pyrrole-2,5-dione, 3-chloro-4-[(2-methoxyphenyl)amino]-1-phenyl-; 3-Chloro-4-(o-anisidino)-1-phenylmaleimide; N-Phenyl-3-chloro-4-(2-methoxyanilino)maleimide; 4-[(2-Methoxyphenyl)amino]-3-chloro-1-phenyl-1H-pyrrole-2,5-dione
EINECS	Contact for details

Quality Control

Our 3-Chloro-4-(2-Methoxyanilino)-1-Phenyl-1H-Pyrrole-2,5-Dione is manufactured under strict quality protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure high chemical purity and structural identity. Certificates of Analysis (COA) with detailed specifications are provided for every shipment to support your quality assurance and regulatory needs.

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 incompatible materials such as strong bases and reducing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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