4-Hydroxy-TEMPO

CAS No 2226-96-2

4-Hydroxy-TEMPO (also known as TEMPOL) is a stable nitroxyl radical with the molecular formula C9H18NO2, identified by CAS number 2226-96-2 and EINECS 218-760-9. OQEMA supplies this specialty compound to manufacturers requiring polymerization inhibitors and oxidation catalysts, offering reliable distribution and technical support across Europe.

Category
Intermediates
Sub-category
Intermediates, others
Formula
C9H18NO2
CAS Number
2226-96-2
EINECS
218-760-9

Applications

  • Polymer Stabilization – inhibitor to prevent premature polymerization of monomers during storage and transport
  • Oxidation Chemistry – catalyst for selective oxidation of alcohols and related organic transformations
  • Specialty Chemical Synthesis – reagent in fine chemical and pharmaceutical intermediate synthesis
  • Research & Development – nitroxyl radical reagent used in radical chemistry studies
  • Coatings & Adhesives – stabilizer additive in resin and monomer formulations

FAQ

Q: What is 4-Hydroxy-TEMPO?
A: 4-Hydroxy-TEMPO (TEMPOL) is a stable nitroxyl radical with the molecular formula C9H18NO2.

Q: What is the CAS number of 4-Hydroxy-TEMPO?
A: The CAS number of 4-Hydroxy-TEMPO is 2226-96-2.

Q: What is 4-Hydroxy-TEMPO used for?
A: It is used as a polymerization inhibitor to stabilize monomers and as a catalyst for selective oxidation of alcohols.

Q: Does OQEMA supply 4-Hydroxy-TEMPO in Europe?
A: Yes, OQEMA supplies 4-Hydroxy-TEMPO to industrial and research customers across Europe.

Q: What is the EINECS number for 4-Hydroxy-TEMPO?
A: The EINECS number for 4-Hydroxy-TEMPO is 218-760-9.

Available materials

MaterialPackagingQuantity
4-Hydroxy-TEMPO bag — 20 KG