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TCI

CAS 2564-83-2

2,2,6,6-Tetramethylpiperidine 1-Oxyl Free Radical TCI T1560

2,2,6,6-Tetramethylpiperidine 1-Oxyl Free Radical TCI T1560

Chemical Identity

Other names
TEMPO
CAS No.
2564-83-2
PubChem
CID 2724126·SID 87577318
Formula
C9H18NO
Molecular weight
156.25 g/mol
Purity
>98.0%(GC)(T)
Reference databases
ChEBI·ChemSpider·ECHA·Wikipedia
Full identifiers (IUPAC, SMILES, InChIKey)
SMILES
CC1(CCCC(N1[O])(C)C)C
InChIKey
QYTDEUPAUMOIOP-UHFFFAOYSA-N
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2,2,6,6-Tetramethylpiperidine 1-Oxyl Free Radical (CAS 2564-83-2) is a high-quality chemical from TCI, supplied as GC Grade / for Synthesis.

Application: Six-membered heterocyclic compound used in the synthesis of pharmaceuticals, ligands, and bioactive compounds.

Specifications:

  • Molecular formula: C9H18NO
  • CAS number: 2564-83-2
  • Purity: >98.0%(GC)(T)
  • TCI product code: T1560

Synonyms: TEMPO Free Radical

Available from AMI Scientific, the authorised TCI distributor in Indonesia. Contact us for pricing and stock availability — we ship throughout Indonesia.

TCI brochures (PDF)

From the TCI brochure

  • 0.013 eq (S0939 1.2 eq, Bu4NHSO4 0.05 eq, CH2Cl2, 5 °C)
  • 0.01 eq (S0939 1.6 eq, Bu4NHSO4 0.05 eq, CH2Cl2, 15 °C)

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Data from the TCI brochure

Massa dan jumlah mol pada prosedur21 mg, 0.13 mmol (2-octanol 1.30 g (10.0 mmol), NaOCl·5H2O 2.0 g (12.2 mmol), CH2Cl2 10 mL, 5 °C, 0.5 h)

Source: TCI brochure RR064 (2025-06-17)

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References cited in the TCI brochure

  1. Yoshikazu Kimura. Sodium Hypochlorite Pentahydrate (NaOCl·5H2O) Crystals as an Extra­ordinary Oxidant for Primary and Secondary Alcohols Synlett, 2014. doi:10.1055/s-0033-1340483
  2. Masaki Hayashi. 9-Azanoradamantane N-Oxyl (Nor-AZADO): A Highly Active Organocatalyst for Alcohol Oxidation Chemical and Pharmaceutical Bulletin, 2011. doi:10.1248/cpb.59.1570
  3. Yoshiharu Iwabuchi. Practical Preparation Methods for Highly Active Azaadamantane-Nitroxyl-Radical-Type Oxidation Catalysts Synthesis, 2011. doi:10.1055/s-0030-1260257
  4. Masaki Hayashi. Oxidation of Alcohols to Carbonyl Compounds with Diisopropyl Azodicarboxylate Catalyzed by Nitroxyl Radicals The Journal of Organic Chemistry, 2012. doi:10.1021/jo300088b