Description

1,5-Dihydro-Pyrrol-2-One is a versatile heterocyclic lactam that serves as a critical building block in advanced organic synthesis. Its unique five-membered ring structure makes it a valuable precursor for pharmaceuticals, agrochemicals, and specialty materials. This compound is essential for researchers and manufacturers in the fine chemical, pharmaceutical, and life science industries seeking to develop novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of various drug candidates, including nootropic agents and central nervous system (CNS) active compounds.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, contributing to novel modes of action.
• Fine Chemical Building Block: Employed in the construction of complex heterocycles, dyes, and functional polymers.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new chemical entities and reaction pathways.
• Material Science: Potential precursor for specialty polymers and coatings with specific thermal or optical properties.

Basic Information

Product Name	1,5-Dihydro-Pyrrol-2-One
CAS No.	4031-15-6
Molecular Formula	C₄H₅NO
Molecular Weight	83.09 g/mol
Synonyms	2-Pyrrolidinone, 3,4-dihydro-; 3,4-Dihydro-2-pyrrolidinone; 2-Oxopyrrolidine; γ-Aminobutyric acid lactam; 2-Pyrrolidone, 3,4-dihydro-; 1,5-Dihydro-2H-pyrrol-2-one; Butyrolactam; 2-Ketopyrrolidine
EINECS	223-713-4

Quality Control

Our 1,5-Dihydro-Pyrrol-2-One is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive analytical documentation, including Certificates of Analysis (COA) with detailed results from techniques such as HPLC, GC, NMR, and IR spectroscopy. Our quality commitment aligns with cGMP principles where applicable, supporting its use in regulated synthesis pathways.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	24 - 28 °C
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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