4-hydroxy-tempo

Names

[ Name ]:
4-hydroxy-tempo

[Synonym ]:
1,4-dihydroxy-2,2,6,6-tetramethylpiperidine
1-Hydroxy-4-hydrazonomethyl-2,2,5,5-tetramethyl-3-imidazoline-3-oxide
4-Hydrazonomethyl-1-hydroxy-2,2,5,5-tetramethyl-3-imidazoline-3-oxide
1-hydroxy-2,2,6,6-tetramethyl-4-hydroxypiperidine
EINECS 218-761-4
2,5-Dihydro-1-hydroxy-2,2,5,5-tetramethylimidazole-4-carboxaldehyde hydrazone 3-oxide
1-Hydroxy-2,2,5,5-tetramethyl-3-imidazoline-4-carboxaldehyde hydrazone-3-oxide
1-hydroxy-2,2,5,5-tetramethyl-3-oxy-2,5-dihydro-1H-imidazole-4-carbaldehyde hydrazone
4-hydroxy-2,2,6,6-tetramethyl N-hydroxy piperidine
HHTI
1-Hydroxy-2,2,5,5-tetramethyl-4-hydrazonomethyl-3-imidazolin-3-oxid
4-Hydroxy-2,2,6,6-tetramethylpiperidine 1-oxyl
4-hydroxy-2,2,6,6-tetramethylpiperidinyl-N-oxy
MFCD00006478

Chemical & Physical Properties

[ Density]:
1.029 g/cm3

[ Boiling Point ]:
260.2ºC at 760 mmHg

[ Melting Point ]:
69-71ºC(lit.)

[ Molecular Formula ]:
C₉H₁₉NO₂

[ Molecular Weight ]:
173.25300

[ Flash Point ]:
111ºC

[ Exact Mass ]:
173.14200

[ PSA ]:
43.70000

[ LogP ]:
1.32740

[ Storage condition ]:
2-8°C

Safety Information

[ Hazard Codes ]:
Xn: Harmful;

[ Risk Phrases ]:
R22

[ Safety Phrases ]:
26-36

[ WGK Germany ]:
1

[ RTECS ]:
TN8991000

[ HS Code ]:
2933399090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2933399090

[ Summary ]:
2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%