Description

4-(4-Methylphenyl)-2-Pyrrolidinone is a high-purity, versatile pyrrolidinone derivative, serving as a critical building block in advanced organic synthesis. Its value lies in its unique structural motif, which is integral to developing compounds with specific pharmacological and material science properties. This intermediate is essential for research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to create novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of novel drug candidates, particularly those targeting central nervous system (CNS) disorders.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, contributing to the development of new active ingredients with improved efficacy.
• Ligand and Catalyst Development: Serves as a precursor for creating specialized ligands and organocatalysts used in asymmetric synthesis and other catalytic processes.
• Polymer Science: Employed in the synthesis of specialty polymers and resins, where the pyrrolidinone ring can impart specific thermal or solubility characteristics.
• Chemical Research: A valuable reagent in academic and industrial R&D for exploring new reaction pathways and constructing complex heterocyclic frameworks.
• Material Science: Investigated for use in the development of organic electronic materials and advanced coatings.

Basic Information

Product Name	4-(4-Methylphenyl)-2-Pyrrolidinone
CAS No.	55656-95-6
Molecular Formula	C11H13NO
Molecular Weight	175.23 g/mol
Synonyms	4-(p-Tolyl)-2-pyrrolidinone; 2-Pyrrolidinone, 4-(4-methylphenyl)-; 4-(4-Methylphenyl)pyrrolidin-2-one; 4-p-Tolyl-2-pyrrolidinone; 4-(4-Methylphenyl)-2-pyrrolidone; 4-(p-Methylphenyl)-2-pyrrolidinone; 4-(4-Methylphenyl)butyrolactam
EINECS	Contact for details

Quality Control

Our 4-(4-Methylphenyl)-2-Pyrrolidinone is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide full traceability and a detailed Certificate of Analysis (COA) with each shipment, confirming compliance with agreed specifications. Our quality commitment supports applications requiring high-purity intermediates for GMP and non-GMP synthesis.

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 strong oxidizing agents and incompatible materials. 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 structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.