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Stabilizers and polymer additives

Tempamine H

Also known as 4-amino-2,2,6,6-tetramethylpiperidin-1-ol, 1-Hydroxy-2,2,6,6-tetramethyl-4-aminopiperidine, 4-Piperidinamine, 1-hydroxy-2,2,6,6-tetramethyl-

CAS 76462-91-4Formula C9H20N2OMolar mass 172.27 g/mol
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Tempamine H chemical structure, C9H20N2O, CAS 76462-91-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
76462-91-4
Formula
C9H20N2O
Molar mass
172.27 g/mol
HS code
293339
Category
Stabilizers and polymer additives

What is Tempamine H?

Plain description, key identifiers and synonyms

Tempamine H is a chemical substance with the molecular formula C9H20N2O and a molar mass of 172.27 g/mol. Its CAS registry number is 76462-91-4. The IUPAC name is 1-hydroxy-2,2,6,6-tetramethylpiperidin-4-amine.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1-hydroxy-2,2,6,6-tetramethylpiperidin-4-amine
CAS number
76462-91-4Other or deprecated CAS: 14691-88-4, 70588-04-4
Molecular formula
C9H20N2O
UNII
72A7PZ2DJC
MDL number
MFCD00006479
InChIKey
AYSOUYKQIUYGFR-UHFFFAOYSA-N
InChI
InChI=1S/C9H20N2O/c1-8(2)5-7(10)6-9(3,4)11(8)12/h7,12H,5-6,10H2,1-4H3
SMILES (canonical and isomeric)
CC1(CC(CC(N1O)(C)C)N)C

Synonyms

  • 4-amino-2,2,6,6-tetramethylpiperidin-1-ol
  • 1-Hydroxy-2,2,6,6-tetramethyl-4-aminopiperidine
  • 4-Piperidinamine, 1-hydroxy-2,2,6,6-tetramethyl-
  • 4-amino-2,2,6,6-tetramethylpiperidinyloxy
  • 4-Amino-2,2,6,6-tetramethylpiperidine 1-Oxyl
  • 4-Amino-2,2,6,6-tetramethylpiperidine 1-oxyl free radical
  • 4-Amino-2,2,6,6-tetramethylpiperidine 1-Oxyl Free Radical (purified by sublimation)
  • 4-amino tempo
  • 4-amino-2,2,6,6-tetramethylpiperidinooxy
  • 2,2,6,6-tetramethylpiperidine-N-ox
  • 4-Amino-2,6,6-tetramethylpiperidinooxyl
  • 4-Amino-2,6,6-tetramethylpiperidino-1-oxy
  • 4-Amino-2,6,6-tetramethylpiperidinyl-N-oxy
  • 4-amino-2,2,6,6-tetramethylpiperidine-1-ol
  • 4-Amino-2,6,6-tetramethylpiperidine 1-oxide
  • 1-oxyl-2,2,6,6-tetramethyl-4-aminopiperidine
  • 1-oxyl-4-amino-2,2,6,6-tetramethylpiperidine
  • 1-Piperidinyloxy,4-amino-2,2,6,6-tetramethyl-
  • 1-Hydroxy-2,2,6,6-tetramethyl-4-piperidinamine
  • 1-hydroxy-2,2,6,6-tetramethyl-piperidin-4-amine
  • 4-Amino-TEMPO Free Radical (purified by sublimation)
  • 2,2,6,6-tetramethyl-1-(l1-oxidaneyl)piperidin-4-amine
  • 4-Amino-1-oxy-2,2,6,6-tetramethylpiperidine, free radical
  • 4-Amino-2,2,6,6-tetramethylpiperidine-1-oxyl free radical
  • QPM

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
172.27 g/molcalc.
Exact mass
172.1576 Dacalc.
LogP (octanol/water)
1.36calc.
Topological polar surface area
49.49 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
0calc.
Heavy atoms
12calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, C1CCNCC1

C1CCNCC1

1 ring, 6 atoms, the Piperidine ring system.

32,085 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Tempamine H suppliers

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All 3 suppliers

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Where suppliers are based

3 suppliers in 3 countries

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Tempamine H price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Tempamine H is traded under.

HS 2933.39Indicative HS code

Heterocyclic compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure…

World exports in 2024
$9.16B
−17.9% vs 2023, imports $10.6B
2019 to 2024
Top exporters
  1. China21.5%
  2. India * partner reported12.3%
  3. Ireland11.6%
Top importers
  1. Germany14.2%
  2. United States12.8%
  3. Brazil10.1%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Tempamine H is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Tempamine H, based on the data on this page

What is Tempamine H?

Tempamine H is a chemical substance with the molecular formula C9H20N2O and a molar mass of 172.27 g/mol. Its CAS registry number is 76462-91-4. The IUPAC name is 1-hydroxy-2,2,6,6-tetramethylpiperidin-4-amine.

What is the CAS number of Tempamine H?

The CAS registry number of Tempamine H is 76462-91-4. Other or deprecated CAS numbers: 14691-88-4, 70588-04-4.

What is the molecular formula and weight of Tempamine H?

The molecular formula of Tempamine H is C9H20N2O and its molar mass is 172.27 g/mol.

What is Tempamine H used for?

Known uses and roles of Tempamine H include uv absorbers and light stabilizers in paints and coatings and uv stabilizers in plastics and polymers.

Is Tempamine H hazardous?

No GHS hazard classification for Tempamine H is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Tempamine H?

Tempamine H is usually classified under HS code 293339 (Compounds containing an unfused pyridine ring (whether or not hydrogenated) in the…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Tempamine H?

CompoundList lists 3 suppliers of Tempamine H in United Kingdom, Hong Kong and Slovakia. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Tempamine H?

Suppliers quote Tempamine H on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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