Description

4-Hydroxy-2-Pyrrolidone is a versatile heterocyclic organic compound featuring both hydroxyl and lactam functional groups. This unique structure makes it a valuable intermediate and building block for synthesizing more complex molecules in advanced chemical manufacturing. It is primarily sought after by research institutions and industrial producers in the pharmaceutical, agrochemical, and specialty chemical sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of N-substituted pyrrolidones and other bioactive molecules with potential nootropic or therapeutic effects.
• Agrochemical Synthesis: Used as a precursor for developing novel pesticides, herbicides, and plant growth regulators.
• Polymer Chemistry: Serves as a monomer or modifying agent for creating specialty polymers with enhanced solubility, adhesion, or biocompatibility.
• Chemical Research & Development: A valuable reagent in organic synthesis for constructing complex heterocyclic frameworks in academic and industrial R&D labs.
• Electrolyte Additive: Investigated for use in lithium-ion battery electrolytes to improve stability and performance at high voltages.
• Cosmetic Ingredient Intermediate: Employed in the production of humectants and skin-conditioning agents for personal care formulations.

Basic Information

Product Name	4-Hydroxy-2-Pyrrolidone
CAS No.	25747-41-5
Molecular Formula	C₄H₇NO₂
Molecular Weight	101.10 g/mol
Synonyms	4-Hydroxy-2-pyrrolidinone; 2-Pyrrolidinone, 4-hydroxy-; 4-Hydroxypyrrolidin-2-one; γ-Hydroxybutyrolactam; 4-Hydroxybutyrolactam; N-Hydroxy-2-pyrrolidone; 4-Hydroxy-2-oxopyrrolidine
EINECS	Contact for details

Quality Control

Our 4-Hydroxy-2-Pyrrolidone is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including identity confirmation, purity assay, and impurity profiling, to ensure it meets precise customer specifications and internal standards. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). The product is hygroscopic (moisture-sensitive); keep the container tightly sealed when not in use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	108°C - 112°C
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.