ChemicalBook > CAS DataBase List > 1,2,2,6,6-Pentamethyl-4-piperidinol

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

Product Name
1,2,2,6,6-Pentamethyl-4-piperidinol
CAS No.
2403-89-6
Chemical Name
1,2,2,6,6-Pentamethyl-4-piperidinol
Synonyms
HOPEMP;NSC 364075;METHYL-TAA-OL;Pentamethylpyridinol;Pentamethylpiperidinol;5-MethylpiperidineAlcohol;1,2,2,6,6-Pentamethyl-4-piperi;N-Methyltriacetoneaminoalcohol;N-METHYL-TRIACETONAMINO ALCOHOL;1,2,2,6,6-pentamethylpiperidinol
CBNumber
CB6457693
Molecular Formula
C10H21NO
Formula Weight
171.28
MOL File
2403-89-6.mol
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1,2,2,6,6-Pentamethyl-4-piperidinol Property

Melting point:
72-76 °C
Boiling point:
238 °C
Density 
0.967
vapor pressure 
0.845Pa at 25℃
refractive index 
1.4621 (estimate)
Flash point:
118 °C
storage temp. 
Sealed in dry,Room Temperature
form 
Flakes
pka
14.93±0.60(Predicted)
color 
Light yellow
Water Solubility 
4.8 g/100 mL (20 ºc)
BRN 
1498
LogP
1.15 at 25℃
CAS DataBase Reference
2403-89-6(CAS DataBase Reference)
EPA Substance Registry System
4-Piperidinol, 1,2,2,6,6-pentamethyl- (2403-89-6)
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Safety

Hazard Codes 
Xi,C,N,Xn
Risk Statements 
43-34-22-51/53
Safety Statements 
36/37-45-36/37/39-26-61
RIDADR 
UN3261 - class 8 - PG 1 - EHS - Corrosive solid, acidic, organic, n.o.s., HI: all
WGK Germany 
2
HS Code 
29333990
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H302Harmful if swallowed

H314Causes severe skin burns and eye damage

H317May cause an allergic skin reaction

H411Toxic to aquatic life with long lasting effects

Precautionary statements

P260Do not breathe dust/fume/gas/mist/vapours/spray.

P273Avoid release to the environment.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

TCI Chemical
Product number
H1068
Product name
4-Hydroxy-1,2,2,6,6-pentamethylpiperidine
Purity
>98.0%(GC)
Packaging
500g
Price
$166
Updated
2025/07/31
TCI Chemical
Product number
H1068
Product name
4-Hydroxy-1,2,2,6,6-pentamethylpiperidine
Purity
>98.0%(GC)
Packaging
25g
Price
$23
Updated
2025/07/31
TRC
Product number
P271790
Product name
1,2,2,6,6-Pentamethyl-4-piperidinol
Packaging
10g
Price
$120
Updated
2021/12/16
Apolloscientific
Product number
OR929421
Product name
1,2,2,6,6-Pentamethyl-4-piperidinol
Purity
98%
Packaging
100g
Price
$124
Updated
2021/12/16
Chem-Impex
Product number
43489
Product name
4-Hydroxy-1,2,2,6,6-pentamethylpiperidine,≥98%(GC)
Purity
≥98%(GC)
Packaging
500G
Price
$171.02
Updated
2021/12/16
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1,2,2,6,6-Pentamethyl-4-piperidinol Chemical Properties,Usage,Production

Chemical Properties

LIGHT YELLOW FLAKES

Uses

Reactant for: Synthesis of photostable blue emitting naphthalimides1 Synthesis of blue fluorescent naphthalimide pH chemosensors2 Synthesis of crowded piperidines with intramolecularly hydrogen-bonded nitrogen3 Synthesis of spiropyrans and spirooxazines4 Amine photoredox reactions5

Uses

Reactant for:
Synthesis of photostable blue emitting naphthalimides
Synthesis of blue fluorescent naphthalimide pH chemosensors
Synthesis of crowded piperidines with intramolecularly hydrogen-bonded nitrogen
Synthesis of spiropyrans and spirooxazines
Amine photoredox reactions

Uses

1,2,2,6,6-Pentamethyl-4-piperidinol is used in the synthesis of PDGFR kinase inhibitors. Also, it can be applied to the preparation of a new diol-functionalized amine light stabilizer.

Flammability and Explosibility

Non flammable

Toxics Screening Level

The initial threshold screening level (ITSL) for 1,2,2,6,6-pentamethyl-4-piperidinol is 0.1 μg/m3 based on annual averaging time.

1,2,2,6,6-Pentamethyl-4-piperidinol Preparation Products And Raw materials

Raw materials

Preparation Products

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

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View Lastest Price from 1,2,2,6,6-Pentamethyl-4-piperidinol manufacturers

HANGZHOU HAILAN CHEMICAL CO.,LTD.
Product
1,2,2,6,6-Pentamethyl-4-piperidinol 2403-89-6
Price
US $0.00/kg
Min. Order
1kg
Purity
99%min
Supply Ability
20tons
Release date
2025-08-21
ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
Product
1,2,2,6,6-Pentamethyl-4-piperidinol 2403-89-6
Price
US $2.20-8.80/kg
Min. Order
1kg
Purity
99%min
Supply Ability
1000kg
Release date
2025-06-13
HebeiShuoshengImportandExportco.,Ltd
Product
1,2,2,6,6-Pentamethyl-4-piperidinol 2403-89-6
Price
US $6.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
2000KG/Month
Release date
2024-08-08

2403-89-6, 1,2,2,6,6-Pentamethyl-4-piperidinolRelated Search:

2,2,6,6-Tetramethylpiperidine 4-Methylpiperidine 3,5-Dimethylpiperidine Triacetonamine Haloperidol Bensulfuron methyl 4-(Aminomethyl)piperidine METSULFURON METHYL 2,6-Dimethylpiperidine 2,2,6,6-Tetramethyl-4-piperidinol Triacetonediamine Methylparaben Kresoxim-methyl Methyl acrylate Methyl acetate 4-Hydroxy-2,2,6,6-tetramethyl-piperidinooxy Thiophanate-methyl N-Methylpiperidine

  • 1,2,2,6,6-pentamethyl-4-piperidino
  • 1,2,2,6,6-PENTAMETHYL-4-PIPERIDINOL
  • 1,2,2,6,6-Pentamethylpiperidin-4-ol
  • 1,2,2,6,6-PENTAMETHYL-4-HYDROXYPIPERIDINE
  • METHYL-TAA-OL
  • N-METHYL-2,2,6,6-TETRAMETHYL-4-PIPERIDINOL
  • N-METHYL-TRIACETONAMINO ALCOHOL
  • N-Methyltriacetoneaminoalcohol
  • 1,2,2,6,6-PENTAMETHYL-4-PIPERIDINOL 99+%
  • 1,2,2,6,6-Pentamethyl-4-Piperidol
  • 1,2,2,6,6-Pentamethyl-4-piperi
  • 4-Piperidinol, 1,2,2,6,6-pentamethyl-
  • 4-HYDROXY-1,2,2,6,6-PENTAMETHYLPIPERIDINE
  • NSC 364075
  • N-Methyl Triacetonamino Alcohol Methyl-TAA-ol
  • HOPEMP
  • 1,2,2,6,6-pentamethyl-4-piperidin-1-iumol
  • 4-Hydroxy-1,2,2,6,6-pentamethylpiperidine&gt
  • N-Methyl-2,2,6,6-tetramethyl-4-piperidinol 1,2,2,6,6,-Pentamethyl-4-piperidinol PAAOL
  • 1,2,2,6,6-PENTAMETHYL-4-HYChemicalbookDROXYPIPERIDINE
  • Pentamethylpyridinol
  • 5-MethylpiperidineAlcohol
  • 1,2,2,6,6-pentamethylpiperidinol
  • Pentamethylpiperidinol
  • 2403-89-6
  • C10H22NO
  • C10H21NO
  • Piperidines
  • Heterocyclic Building Blocks
  • Building Blocks
  • Piperidines
  • Building Blocks
  • C10
  • Chemical Synthesis
  • Heterocyclic Building Blocks
  • Industrial/Fine Chemicals
  • API intermediates