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You are here: Home » Products » Other chemicals » 4-Hydroxy-2,2,6,6-tetramethyl-piperidinooxy CAS 2226-96-2

4-Hydroxy-2,2,6,6-tetramethyl-piperidinooxy CAS 2226-96-2

HYDROXY-TEMPO;4-HYDROXY-2,2,6,6-TETRAMETHYLPIPERIDINE-N-OXYL;4-HYDROXY-2,2,6,6-TETRAMETHYL-PIPERIDINOOXY;4-HYDROXY-2,2,6,6-TETRAMETHYLPIPERIDINE1-OXYL;4-HYDROXY-2,2,6,6-TETRAMETHYChemicalbookL-1-PIPERIDIN-1-YLOXY;4-HYDROXY-2,2,6,6-TETRAMETHYL-1-PIPERIDINYLOXY,FREERADICAL;4-HYDROXY-2,2,6,6-TETRAMETHYL-PIPERIDINOOXY,FREERADICAL;4-HYDROXY-2,2,6,6-TETRAMETHYLPIPERIDINYLOXY
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  • 2226-96-2

  • bosschem

  • 2226-96-2

4-Hydroxy-2,2,6,6-tetramethyl-piperidinooxy Basic information
Product Name: 4-Hydroxy-2,2,6,6-tetramethyl-piperidinooxy
CAS: 2226-96-2
MF: C9H18NO2*
MW: 172.24
EINECS: 218-760-9
Mol File: 2226-96-2.mol
4-Hydroxy-2,2,6,6-tetramethyl-piperidinooxy Chemical Properties
Melting point 69-71 °C(lit.)
Boiling point 302.58°C (rough estimate)
density 1.0402 (rough estimate)
refractive index 1.4350 (estimate)
Fp 146°(295°F)
storage temp. 2-8°C
solubility 1670g/l
form Crystals or Crystalline Powder
color Orange
PH 8.2 (20g/l, H2O, 20℃)
Water Solubility soluble
Merck 149,141
BRN 1422990
Stability: Stable. Incompatible with strong oxidizing agents.
InChIKey FAPCFNWEPHTUQK-UHFFFAOYSA-N
CAS DataBase Reference 2226-96-2(CAS DataBase Reference)
NIST Chemistry Reference 1-Piperidinyloxy, 4-hydroxy-2,2,6,6-tetramethyl-(2226-96-2)
EPA Substance Registry System 1-Piperidinyloxy, 4-hydroxy-2,2,6,6-tetramethyl- (2226-96-2)

Test Item Technical specification
Appearance Orange red flakes
Ash 0.10% max
Assay 99.0% min .(GC)
Melting point 70.0~72.0℃
Water content 0.50% max
Solubility Should be soluble in acid water,and other organic solvent
Ph value 8-11

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