Description

2,2-Dimethyl-5-Hydroxy-1-Pyrrolidinyloxy is a specialized nitroxyl radical compound, a key intermediate in organic synthesis and polymer chemistry. Its stable radical nature makes it valuable for applications requiring controlled radical reactions and as a spin label in spectroscopic studies. This high-purity chemical is essential for researchers and manufacturers in the pharmaceutical, advanced materials, and agrochemical sectors seeking reliable, consistent performance in their processes.

Application

• As a stable nitroxide mediator in Nitroxide-Mediated Polymerization (NMP) for controlled synthesis of advanced polymers.
• As a spin probe or spin label in Electron Paramagnetic Resonance (EPR) spectroscopy for studying molecular dynamics and structure.
• As a key synthetic intermediate in the research and development of novel pharmaceutical compounds and active ingredients.
• In the formulation of specialty stabilizers and antioxidants for high-performance materials.
• For use in organic synthesis as a radical precursor or trapping agent.
• In agrochemical research for the development of new active ingredients and formulation aids.

Basic Information

Product Name	2,2-Dimethyl-5-Hydroxy-1-Pyrrolidinyloxy
CAS No.	55482-03-6
Molecular Formula	C6H12NO2
Molecular Weight	130.16 g/mol
Synonyms	5-Hydroxy-2,2-dimethylpyrrolidin-1-oxyl; 2,2-Dimethyl-5-hydroxypyrrolidine-1-oxyl; 5-Hydroxy-2,2-dimethyl-1-pyrrolidinyloxy; 1-Oxyl-2,2-dimethyl-5-hydroxypyrrolidine; TEMPOL derivative; 4-Hydroxy-TEMPO analog; Stable nitroxyl radical
EINECS	Contact for details

Quality Control

Our 2,2-Dimethyl-5-Hydroxy-1-Pyrrolidinyloxy is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of research and industrial applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This material is light-sensitive and easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen or argon to maintain stability.

Specification

Item	Specification
Appearance	Orange to red 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%

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