Triacetonediamine
Pharmaceutical Materials 2025-03-02
CAS Number: 36768-62-4
Molecular Formula: C9H20N2
Molecular Weight: 156.27
Appearance: Colorless to light orange or yellow liquid Melting Point: 16-18°C Boiling Point: 188-189°C Density: 0.912 g/mL at 25°C Usage: As an intermediate in chemical synthesis.
Names and Identifiers
| Name | 4-Amino-2,2,6,6-tetramethylpiperidine |
| Synonyms | Triacetonediamine Triacetonediamine (TAD) 2,2,6,6-tetramethyl-4-piperidylamine 2,2,6,6-tetramethyl-4-piperidinamine 4-Amino-2,2,6,6-tetramethylpiperidine 4-amino-2, 2, 6, 6-tetramethylpiperidine 4-ammonio-2,2,6,6-tetramethylpiperidinium |
| CAS | 36768-62-4 |
| EINECS | 253-197-2 |
| InChI | InChI=1/C9H20N2/c1-8(2)5-7(10)6-9(3,4)11-8/h7,11H,5-6,10H2,1-4H3/p+2 |
Physico-chemical Properties
| Molecular Formula | C9H22N2 |
| Molar Mass | 158.283 |
| Melting Point | 16-18℃ |
| Boling Point | 188.5°C at 760 mmHg |
| Flash Point | 72.2°C |
| Water Solubility | soluble |
| Vapor Presure | 0.597mmHg at 25°C |
| Use | It is a monomer of some light stabilizers with amino-hindered amines |
Risk and Safety
| Hazard Symbols | Xn – Harmful |
| Risk Codes | R22 – Harmful if swallowed R36/37/38 – Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37 – Wear suitable protective clothing and gloves. |
| UN IDs | UN 2735 |
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