Triacetone amine
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| Triacetone amine | |
|---|---|
| Image:Triacetone amine.jpg | |
| General | |
| Systematic name | ? |
| Other names | 2,2,6,6-Tetramethylpiperidinone |
| Molecular formula | C9H17NO |
| SMILES | ? |
| Molar mass | 155.23 g/mol |
| Appearance | colorless low-melting solid |
| CAS number | [826-36-8] |
| Properties | |
| Density and phase | ? g/cm3 |
| Solubility in water | moderate |
| Other solvents | most organic solvents |
| Melting point | 43 °C |
| Boiling point | 205 °C |
| Basicity (pKb) | ? |
| Viscosity | ? cP at ? °C |
| Structure | |
| Dipole moment | ? D |
| Hazards | |
| MSDS | External MSDS |
| Main hazards | flammable |
| NFPA 704 | |
| Flash point | 164 °F |
| R/S statement | R: 22-36/37/38 S: 26-36/37 |
| RTECS number | TO0127900 |
| Supplementary data page | |
| Structure and properties |
n, εr, etc. |
| Thermodynamic data |
Phase behaviour Solid, liquid, gas |
| Spectral data | UV, IR, NMR, MS |
| Related compounds | |
| Related compounds | piperidine |
| Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references |
|
Triacetone amine is the heterocycle that arises via the condensation of acetone and ammonia according to the following equation:
- 3 CH3C(O)CH3 + NH3 → OC(CH2C(CH3)2)2NH + 2 H2O
It is used to prepare the hindered amine 2,2,6,6-tetramethylpiperidine, CH2[CH2C(CH3)2]2NH.[1]
[edit] References
- ^ Sorgi, K. L. “2,2,6,6-Tetramethylpiperidine” in Encyclopedia of Reagents for Organic Synthesis (Ed: L. Paquette) 2004, J. Wiley & Sons, New York. DOI: 10.1002/047084289.
