1,2,2,6,6-Pentamethyl-4-piperidinol

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Names

[ Name ]:
1,2,2,6,6-Pentamethyl-4-piperidinol

[Synonym ]:
HOPEMP
4-Piperidinol, 1,2,2,6,6-pentamethyl-
1,2,2,6,6-pentamethyl-piperidin-4-ol
EINECS 219-292-8
1,2,2,6,6-pentamethylpiperidin-4-ol
4-hydroxy-2,2,6,6-tetramethyl-N-methylpiperidine
1,2,2,6,6-pentamethylpiperidine-4-ol
4-Hydroxy-1,2,2,6,6-pentamethylpiperidine
MFCD00191220
1,2,2,6,6-Pentamethyl-4-piperidinol
1,2,2,6,6-Pentamethyl-4-hydroxypiperidine

Chemical & Physical Properties

[ Density]:
0.967

[ Boiling Point ]:
238 ºC

[ Melting Point ]:
72-76 °C

[ Molecular Formula ]:
C₁₀H₂₁NO

[ Molecular Weight ]:
171.280

[ Flash Point ]:
22.8±14.5 °C

[ Exact Mass ]:
171.162308

[ PSA ]:
23.47000

[ LogP ]:
1.54

[ Vapour Pressure ]:
0.0±1.0 mmHg at 25°C

[ Index of Refraction ]:
1.452

[ Water Solubility ]:
4.8 g/100 mL (20 ºc)

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS05, GHS07, GHS09

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H302-H314-H317-H411

[ Precautionary Statements ]:
P273-P280-P305 + P351 + P338-P310

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Faceshields;Gloves

[ Hazard Codes ]:
C:Corrosive

[ Risk Phrases ]:
R22;R34

[ Safety Phrases ]:
S36/37-S45-S36/37/39-S26

[ RIDADR ]:
UN3261 - class 8 - PG 1 - EHS - Corrosive solid, acidic, organic, n.o.s., HI: all

[ WGK Germany ]:
2

[ Packaging Group ]:
I; II; III

[ HS Code ]:
2933399010

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

2,2,6,6-Tetramethyl-4-piperidinol
Formaldehyde
methyl iodide

DownStream

2,2,6,6-Tetramethyl-4-piperidinol
Benzopinacole
4,4'-Dihydroxy-2,2,2',2',6,6,6',6'-octamethyl-1,1'-ethylenebispiperidine
1-(2-Hydroxy-2,2-diphenylethylethyl)-2,2,6,6-tetramethyl-4-piperidol
1-(9-Hydroxy-9-xanthenyl)methyl-2,2,6,6-tetramethyl-4-piperidol
1-(2-Hydroxy-2-methylpropyl)-2,2,6,6-tetramethyl-4-piperidol
1-(2-Hydroxy-2,3-diphenylpropyl)2,2,6,6-tetramethyl-4-piperidol
1-(2-Hydroxy-2,4-diphenylbutyl)-2,2,6,6-tetramethyl-4-piperidol
2,3-Diphenyl-2,3-butanediol

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%

Articles

R. Mani et al.

J. Macromol. Sci. Chem. A33 , 1217, (1996)

S.M. Desai et al.

Macromol. Symp. 169 , 121, (2001)

1,2,2,6,6-Pentamethyl-4-piperidinol=3-phenylpropionate
1,2,2,6,6-pentamethyl-4-(vinyloxy)piperidine
1,2,2,6,6-pentamethyl-4-[4-(1,2,2,6,6-pentamethylpiperidin-4-yl)oxybut-2-enoxy]piperidine
1,2,2,6,6-Pentamethyl-4-piperidone
(1,2,2,6,6-pentamethyl-4-piperidyl) 2-hydroxy-2,2-diphenyl-acetate
1,2,2,6,6-pentamethyl-4-piperidin-1-ylpiperidine-4-carboxamide
2-(4-{[(6-methylpyridazin-3-yl)oxy]methyl}piperidin-1-yl)-4H-pyrido[1,2-a]pyrimidin-4-one
3-Methyl-6-[(1-{thieno[3,2-d]pyrimidin-4-yl}piperidin-4-yl)methoxy]pyridazine
3-methyl-6-[(1-{[1-methyl-2-(propan-2-yl)-1H-imidazol-4-yl]sulfonyl}piperidin-4-yl)methoxy]pyridazine
3-{[1-(1H-imidazole-4-sulfonyl)piperidin-4-yl]methoxy}-6-methylpyridazine
7-Fluoro-4-(4-{[(6-methylpyridazin-3-yl)oxy]methyl}piperidin-1-yl)quinazoline
3-Methyl-6-[(1-{5-methylpyrazolo[1,5-a]pyrimidin-7-yl}piperidin-4-yl)methoxy]pyridazine
3-methyl-6-[(1-{7H-pyrrolo[2,3-d]pyrimidin-4-yl}piperidin-4-yl)methoxy]pyridazine
3-({1-[(3,5-Dimethyl-1,2-oxazol-4-yl)sulfonyl]piperidin-4-yl}methoxy)-6-methylpyridazine
2-(4-{[(6-Cyclopropylpyridazin-3-yl)oxy]methyl}piperidine-1-carbonyl)quinoline
3-Cyclopropyl-6-{[1-(2,3-dihydro-1,4-benzodioxine-2-carbonyl)piperidin-4-yl]methoxy}pyridazine

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