4-Hydroxy-2,2,6,6-tetramethylpiperidinooxy (4-hydroxy-TEMPO, TEMPOL) for synthesis, Sigma-Aldrich®

Supplier: Merck
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Synonyms: 2,2,6,6-Tetramethyl-4-hydroxy-1-piperidinyloxy radicalTempol4-Hydroxy-2,2,6,6-tetramethylpiperidine 1-Oxyl

M-Clarity™ quality level = MQ200

8.40130.0100EA 188 GBP
8.40130.0100 8.40130.9999 8.40130.0025
4-Hydroxy-2,2,6,6-tetramethylpiperidinooxy (4-hydroxy-TEMPO, TEMPOL) for synthesis, Sigma-Aldrich®
4-Hydroxy-2,2,6,6-tetramethylpiperidinooxy (4-Hydroxy-TEMPO, TEMPOL, free radical)
Formula: C₉H₁₈NO₂
MW: 172.25 g/mol
Storage Temperature: Ambient
MDL Number: MFCD00006478
CAS Number: 2226-96-2
EINECS: 218-760-9

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Specification Test Results

Solubility 1670 g/l (20 °C)
Melting Point 67 - 71 °C
Molar Mass 172.25 g/mol
Boiling Point (1013 hPa) not applicable,(decomposition)
Vapor Pressure  - 0.01 hPa (20 °C)
Flash Point 146 °C DIN 51758
pH 8.2 (20 g/l, H2O, 20 °C)
Ignition Point 260 °C DIN 51794

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