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Triacetonediamine

CAS No.
36768-62-4
Chemical Name:
Triacetonediamine
Synonyms
TEMP;TAD;4-AMINO-2,2,6,6-TETRAMETHYLPIPERIDINE;TEMP TAD;Samsorb UV-TAD;TRIACETONEDIAMINE;TIMTEC-BB SBB001789;4-Amino-2,2,6,6-tetra-methyl;2,2,6,6-Tetramethylpiperonylamine;2,2,6,6-tetramethyl-4-piperidinamin
CBNumber:
CB0175702
Molecular Formula:
C9H20N2
Molecular Weight:
156.27
MDL Number:
MFCD00005984
MOL File:
36768-62-4.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-04-24 14:58:48
Product description Number Pack Size Price
4-Amino-2,2,6,6-tetramethylpiperidine 98% 115738 5g $45.5
4-Amino-2,2,6,6-tetramethylpiperidine for synthesis 8.14722 100ML $104
4-Amino-2,2,6,6-tetramethylpiperidine 98% 115738 25g $161
4-Amino-2,2,6,6-tetramethylpiperidine >98.0%(GC) A1077 25mL $57
4-Amino-2,2,6,6-tetramethylpiperidine >98.0%(GC) A1077 500mL $340
More product size

Triacetonediamine Properties

Melting point 16-18 °C(lit.)
Boiling point 188-189 °C(lit.)
Density 0.912 g/mL at 25 °C(lit.)
vapor pressure <=20 hPa (20 °C)
refractive index n20/D 1.470(lit.)
Flash point 162 °F
storage temp. Store below +30°C.
form clear liquid
pka 10.83±0.10(Predicted)
Specific Gravity 0.912
color Colorless to Light orange to Yellow
PH 12.3 (99g/l, H2O, 20℃)
Water Solubility soluble
BRN 105038
InChI 1S/C9H20N2/c1-8(2)5-7(10)6-9(3,4)11-8/h7,11H,5-6,10H2,1-4H3
InChIKey FTVFPPFZRRKJIH-UHFFFAOYSA-N
SMILES CC1(C)CC(N)CC(C)(C)N1
LogP 0.94 at 20℃
Surface tension 67.11-68.09mN/m at 1g/L and 20℃
CAS DataBase Reference 36768-62-4(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII ETF220Q65R
NIST Chemistry Reference 4-Piperidinamine, 2,2,6,6-tetramethyl-(36768-62-4)
EPA Substance Registry System 4-Piperidinamine, 2,2,6,6-tetramethyl- (36768-62-4)
UNSPSC Code 12352116
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictogramsGHS hazard pictograms
GHS05,GHS07
Signal word  Danger
Hazard statements  H290-H302-H314-H412
Precautionary statements  P234-P273-P280-P301+P312-P303+P361+P353-P305+P351+P338
PPE Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
Hazard Codes  Xn,Xi,C
Risk Statements  22-36/37/38-34-52/53-41
Safety Statements  26-36/37-45-36/37/39-61
RIDADR  UN 2735 8/PG 3
WGK Germany  2
RTECS  TM4290100
Autoignition Temperature 300 °C
Hazard Note  Irritant
TSCA  TSCA listed
HazardClass  8
PackingGroup  III
HS Code  29333999
Storage Class 8A - Combustible corrosive hazardous materials
Hazard Classifications Acute Tox. 4 Oral
Aquatic Chronic 3
Met. Corr. 1
Skin Corr. 1C
Toxicity LD50 orally in Rabbit: 1000 mg/kg
Limited Quantities 5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)
NFPA 704
2
2 0

Triacetonediamine price More Price(38)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 115738 4-Amino-2,2,6,6-tetramethylpiperidine 98% 36768-62-4 5g $45.5 2026-03-19 Buy
Sigma-Aldrich 8.14722 4-Amino-2,2,6,6-tetramethylpiperidine for synthesis 36768-62-4 100ML $104 2026-03-19 Buy
Sigma-Aldrich 115738 4-Amino-2,2,6,6-tetramethylpiperidine 98% 36768-62-4 25g $161 2026-03-19 Buy
TCI Chemical A1077 4-Amino-2,2,6,6-tetramethylpiperidine >98.0%(GC) 36768-62-4 25mL $57 2026-03-19 Buy
TCI Chemical A1077 4-Amino-2,2,6,6-tetramethylpiperidine >98.0%(GC) 36768-62-4 500mL $340 2026-03-19 Buy
Product number Packaging Price Buy
115738 5g $45.5 Buy
8.14722 100ML $104 Buy
115738 25g $161 Buy
A1077 25mL $57 Buy
A1077 500mL $340 Buy

Triacetonediamine Chemical Properties,Uses,Production

Chemical Properties

CLEAR SLIGHTLY YELLOW LIQUID

Uses

Additive for light and heat stability of polyamide 6 containing hindered piperidine amines and tertiary amines

Template for preparation of ammoniopiperidinium hydrogen phosphates

Fiber-reactive yellowing inhibitor for partial brightness stabilization of peroxide-bleached pulps

Reactant for thermostability of soybean / sunflower oils

Uses

Triacetonediamine have been investigated as new anticancer drugs with high activity and low toxicity.

Preparation

Triacetonediamine is formed by the poly-aldol condensation of acetone in the presence of ammonia and calcium chloride: 3 (CH3)2CO + NH3 → OC(CH2CMe2)2NH + 2 H2O

Reactions

Triacetonediamine is an intermediate in the preparation of 2,2,6,6-tetramethylpiperidine, a sterically hindered base and precursor to the reagent called TEMPO. Reductive amination of triacetonamine gives 4-amino-2,2,6,6-tetramethylpiperidine.

Safety Profile

Moderately toxic by ingestion.When heated to decomposition it emits toxic vapors ofNOx.

Synthesis

Triacetonamine

826-36-8

Triacetonediamine

36768-62-4

The general procedure for the synthesis of 2,2,6,6-tetramethylpiperidinamine from 2,2,6,6-tetramethylpiperidin-4-one is as follows: Examples 1-12: 300 g of 2,2,6,6-tetramethylpiperidin-4-one, deionized water and 11 g of catalyst (sequentially using B113W nickel-based catalyst and B2112Z cobalt-based catalyst from Evonik Degussa GmbH) were added to a 1-liter stirred autoclave under argon protection. The autoclave was equipped with a paddle stirrer, an electric heating system, an air cooling unit and a hydrogen mass flow regulator. The autoclave was then flushed three times with nitrogen. The stirrer speed was set to 300 rpm and then 83 g of liquid ammonia was slowly added. The system was adjusted to the pressure and temperature conditions required for the main reaction under hydrogen atmosphere. The reaction was carried out at 150 °C and 50 bar pressure for about 3 hours. Deviations from other reaction conditions are recorded in Table 1, which shows both the process parameters and the results for each embodiment.

References

[1] Anales de Quimica, 1998, vol. 94, # 1, p. 36 - 45
[2] Collection of Czechoslovak Chemical Communications, 1987, vol. 52, # 1, p. 182 - 191

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View Lastest Price from Triacetonediamine manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Triacetonediamine pictures 2022-09-27 Triacetonediamine
36768-62-4
US $0.00 / kg 1kg 99% 1000kg henan kanbei chemical co.,ltd
Triacetonediamine pictures 2021-08-12 Triacetonediamine
36768-62-4
US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd
4-Amino-2,2,6,6-tetramethylpiperidine pictures 2021-07-02 4-Amino-2,2,6,6-tetramethylpiperidine
36768-62-4
US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd
  • Triacetonediamine pictures
  • Triacetonediamine
    36768-62-4
  • US $15.00-10.00 / KG
  • 99%+ HPLC
  • Zhuozhou Wenxi import and Export Co., Ltd
TIMTEC-BB SBB001789 4-amino-2,2,6,6-tetramethyl-piperidin Piperidine, 4-amino-2,2,6,6-tetramethyl- 4-Amino-2,2,6,6-tetramethylpiperidine(TEMP、Triacetonediamine) 2,2,6,6-tetramethyl-4-piperidinamin 2,2,6,6-Tetramethyl-4-piperidinamine TRIACETONEDIAMINE 2,2,6,6-TETRAMETHYL-4-PIPERIDYLAMINE 2,2,6,6-TETRAMETHYL-PIPERIDIN-4-YLAMINE 2,2,6,6-TETRAMETHYL-4-AMINOPIPERIDINE 4-Amion-2,2,6,6-Tetramentylniperidine 4-Amino-2,2,6,6-tetramethylpiperidine, pure, 98% 4-Amino-2,2,6,6-tetra-methyl 4-Piperidinamine, 2,2,6,6-tetramethyl- 4-amino-2,2,6,6-tetramethylpiperidine (TAD 2,2,6,6-Tetramethyl-4-piperidylamin 4-AMINO-2,2,6,6-TETRAMETHYLPIPERIDINE, 9 8% Amino-2,2,6,6-tetramethylpiperidine 4-AMINO-2,2,6,6-TETRAMETHYLPIPERIDINE PURUM 97% 4-Amine-2,2,6,6-Tetramethylpiperidine 4-Amino-2,2,6,6-tetramethylpiperidine, 98%, pure 2-[5-O-(5'-Adenylyloxyphosphonyl)-β-D-ribofuranosyl]thiazole-4-carboxamide 2-[5-O-[(5'-Adenylyloxy)phosphonyl]-β-D-ribofuranosyl]thiazole-4-carboxamide 4-(Aminocarbonyl)-2-[5-O-[(5'-adenylyloxy)hydroxyphosphinyl]-β-D-ribofuranosyl]thiazole 4-AMino-2,2,6,6-tetraMethylpiperidine, pure, 98% 5GR 4-AMINO-2,2,6,6-TETRAMETHYLPIPERIDINE FO Triacetonediamine Synonyms 4-Amino-2,2,6,6-tetramethylpiperidine Samsorb UV-TAD 4-Amino-2,2,6,6-tetramethylpiperidine > TEMP TAD High purity CAS 36768-62-4 Triacetonediamine in stock 4-azaniumyl-2,2,6,6-tetramethylpiperidin-1-ium TEMP TAD 4-AMINO-2,2,6,6-TETRAMETHYLPIPERIDINE 2,2,6,6-Tetramethylpiperonylamine 2,2,6,6-Tetramethylpiperidine amine 2,2,6,6-Tetramethyl-4-aminopiperidinamine 36768-62-4 31205-90-4 C9H20N2 Building Blocks Heterocyclic Building Blocks Piperidines Building Blocks Heterocyclic Building Blocks Piperidines Piperidines, Piperidones, Piperazines 36768-62-4