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Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate

ALDRICH/535834

CAS Number: 52829-07-9
Empirical Formula (Hill Notation): C28H52N2O4
Molecular Weight: 480.72
EC Number: 258-207-9
MDL Number: MFCD00134709
Linear Formula: C28H52N2O4
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-535834-100G 100 g
 $74.50
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This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 535834-100G

 

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
InChI key XITRBUPOXXBIJN-UHFFFAOYSA-N
loss 0.7 wt. % volatility, 150-175°C
mp 82-85 °C (lit.)
Quality Level 100 
SMILES string CC1(C)CC(CC(C)(C)N1)OC(=O)CCCCCCCCC(=O)OC2CC(C)(C)NC(C)(C)C2
solubility acetone: 19 % (w/w) at 20 °C
  chloroform: 45 % (w/w) at 20 °C
  ethyl acetate: 24 % (w/w) at 20 °C
  H2O: insoluble <6 ppm at 20 °C
  methanol: 38 % (w/w) at 20 °C
  methylene chloride: 56 % (w/w) at 20 °C
transition temp Tg >350 °C (dec)
Application: 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.
Packaging: 100 g in glass bottle
mp 82-85 °C (lit.)
UNSPSC 12162002

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