4-Hydroxy-2,2,6,6-tetramethyl-piperidinooxy

Independent reference data for 4-Hydroxy-2,2,6,6-tetramethyl-piperidinooxy (CAS 2226-96-2), compiled from public chemistry databases.

Registry identifiers across databases

Computed descriptors

Physicochemical values on record

Documented uses on record

4-Piperidinol, 1-hydroxy-2,2,6,6-tetramethyl-: ACTIVENaturally occurring or synthetic substances that inhibit or retard oxidation reactions. They counteract the damaging effects of oxidation in animal tissues.

Synonyms and trade names

3637-10-3; 4-Piperidinol, 1-hydroxy-2,2,6,6-tetramethyl-; TEMPOL-H; 1,4-dihydroxy-2,2,6,6-tetramethylpiperidine; V55XB6IT82; DTXSID40859711; 4-hydroxy-2,2,6,6-tetramethyl-n-hydroxypiperidine; OT 674; N-Hydroxy-2,2,6,6-tetramethylpiperidine; 4-hydroxy-2,2,6,6-tetramethyl-1-hydroxypiperidine; 4-hydroxy-TEMPOL; HOTMP; TEMPO-H; RefChem:891347; DTXCID80209756; 434-880-6

GHS hazard classification

Reported hazard statements	H302 (100%), H318 (33.3%), H373 (33.3%), H412 (66.7%)

H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]

H318 (33.3%): Causes serious eye damage [Danger Serious eye damage/eye irritation]

What the public record says

4-Hydroxy-2,2,6,6-tetramethyl-piperidinooxy · CAS 2226-96-2 · C9H19NO2. UNII V55XB6IT82. LogP: 0.63.

Source: PubChem / Wikidata; the batch COA governs where values differ.