Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate
- CAS NO.：52829-07-9
- Empirical Formula: C28H52N2O4
- Molecular Weight: 480.72
- MDL number: MFCD00134709
- EINECS: 258-207-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-06-13 14:51:07
What is Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate?
Chemical properties
White solid
The Uses of Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate
T770 can be used as a hindered amine UV stabilizer in plastic materials. It can be used in the manufacturing and packaging of pharmaceutical products. Titanium oxide(TiO2)/T770 may be used in amine induced light stabilizers in the synthesis of recyclable water-based polyurethane with poly(oxytetramethylene)glycol (PTMG).
General Description
Bis(2,2,6,6-tetramethyl-4-piperidyl) (T770) sebacate is a low molecular weight ultra violet (UV) hindered amine light stabilizer (HALS) made up of nitroxyl radicals. It acts as a heat controller that can react with phenolic antioxidants incorporated in polymers.
Flammability and Explosibility
Not classified
Properties of Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate
| Melting point: | 82-85 °C(lit.) |
| Boiling point: | 499.8±45.0 °C(Predicted) |
| Density | 1.01±0.1 g/cm3(Predicted) |
| vapor pressure | 0Pa at 20℃ |
| Flash point: | 421 °F |
| solubility | acetone: 19 % (w/w) at 20 °C |
| form | powder to crystal |
| pka | 10.49±0.10(Predicted) |
| color | White to Almost white |
| Water Solubility | 18.8mg/L at 23℃ |
| InChI | InChI=1S/C28H52N2O4/c1-25(2)17-21(18-26(3,4)29-25)33-23(31)15-13-11-9-10-12-14-16-24(32)34-22-19-27(5,6)30-28(7,8)20-22/h21-22,29-30H,9-20H2,1-8H3 |
| CAS DataBase Reference | 52829-07-9(CAS DataBase Reference) |
| EPA Substance Registry System | Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate (52829-07-9) |
Safety information for Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05  Environment GHS09 |
| GHS Hazard Statements |
H318:Serious eye damage/eye irritation H410:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P391:Collect spillage. Hazardous to the aquatic environment P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P501:Dispose of contents/container to..… |
Computed Descriptors for Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate
| InChIKey | XITRBUPOXXBIJN-UHFFFAOYSA-N |
| SMILES | C(OC1CC(C)(C)NC(C)(C)C1)(=O)CCCCCCCCC(OC1CC(C)(C)NC(C)(C)C1)=O |
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