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2,2,6,6-Tetramethyl-4-(2-propynyloxy)piperidine 1-Oxyl Free Radical
(CAS RN:147045-24-7 Product Number:T3169)


2,2,6,6-Tetramethyl-4-(2-propynyloxy)piperidine 1-Oxyl
Synonym 4-Propargyloxy-TEMPO Free Radical
Synonym 4-(2-Propynyloxy)-TEMPO Free Radical
Synonym 2,2,6,6-Tetramethyl-4-(propargyloxy)piperidine 1-Oxyl Free Radical

General Information

Product Number T3169

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Purity/Analysis Method >98.0%(GC)(T)
Storage Temperature
M.F. / M.W. C12H20NO2=210.30
CAS RN 147045-24-7
Related CAS RN
MDL Number
Packaging and Container
  • Product Details
  • Safety & Regulations
  • Reference & Application


Purity(GC) min. 98.0 %
Purity(Iodometric Titration) min. 98.0 %
Melting point 65.0 to 69.0 deg-C


Reaxys-RN 10429426
PubChem SID 253661424


Signal Word Warning
Hazard Statements
  • H315
  • :Causes skin irritation.
  • H319
  • :Causes serious eye irritation.
Precautionary Statements
  • P264
  • :Wash hands and face thoroughly after handling.
  • P280
  • :Wear protective gloves, eye protection.
  • P302+P352+P332+P313+P362+P364
  • :If on skin: Wash with plenty of soap and water. If skin irritation occurs: Get medical advice or attention. Take off contaminated clothing and wash it before reuse.
  • P305+P351+P338+P337+P313
  • :If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice or attention.


Synthesis of New Rhodamine Nitroxide Based Fluorescent Probes for Intracellular Hydroxyl Radical Identification


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