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

Base Information

• Chemical Name: Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate
• CAS No.: 52829-07-9
• Deprecated CAS: 115621-65-3,121449-00-1,127510-03-6,149264-42-6,152787-04-7,64104-43-4,91450-21-4,331982-98-0,908343-48-6,102267-60-7,1444203-63-7,2042214-43-5,121449-00-1,127510-03-6,149264-42-6,331982-98-0,64104-43-4,908343-48-6,91450-21-4
• Molecular Formula: C28H52N2O4
• Molecular Weight: 480.732
• Hs Code.: 29333990
• European Community (EC) Number: 258-207-9
• UNII: 6803A71201
• DSSTox Substance ID: DTXSID0028030
• Nikkaji Number: J87.366G
• Wikidata: Q15632726
• ChEMBL ID: CHEMBL1871877
• Mol file: 52829-07-9.mol

Synonyms:bis(2,2,6,6-tetramethyl-4-piperidinyl)sebacate;bis(2,2,6,6-tetramethyl-4-piperidyl)sebacate;bis-TMP-10;BTMPS cpd;Tinuvin 123;Tinuvin 770

Chemical Property of Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate

Chemical Property:

• Appearance/Colour: slightly yellowish crystalline granules
• Vapor Pressure: 0mmHg at 25°C
• Melting Point: 82-85 °C(lit.)
• Boiling Point: 590.214 °C at 760 mmHg
• PKA: 10.49±0.10(Predicted)
• Flash Point: 310.75 °C
• PSA: 76.66000
• Density: 1.01 g/cm³
• LogP: 6.46960
• Solubility.: acetone: 19 % (w/w) at 20 °C
• Water Solubility.: 18.8mg/L at 23℃
• XLogP3: 5.5
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 6
• Rotatable Bond Count: 13
• Exact Mass: 480.39270814
• Heavy Atom Count: 34
• Complexity: 594

Purity/Quality:

99.5% ^*data from raw suppliers

Bis(2,2,6,6-tetramethyl-4-piperidyl) Sebacate ^*data from reagent suppliers

Safty Information:

• Pictogram(s): T
• Hazard Codes: T,N,Xi
• Statements: 23-37/38-41-51/53-36
• Safety Statements: 26-39-45-61

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1(CC(CC(N1)(C)C)OC(=O)CCCCCCCCC(=O)OC2CC(NC(C2)(C)C)(C)C)C
• Uses: 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).

Technology Process of Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate

There total 5 articles about Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 17.0%

bis(1-oxyl-2,2,6,6-tetramethylpiperidin-4-yl)sebacate (2516-92-9) → bis-(2,2,6,6-tetramethyl-4-piperidinyl) sebacate (52829-07-9)

Guidance literature:

With ethanethiol; In benzene;

DOI:10.1007/BF00808373

Reference yield:

4-hydroxy-2,2,6,6-tetramethylpiperidine (2403-88-5) + dimethyl sebacate (106-79-6) → bis-(2,2,6,6-tetramethyl-4-piperidinyl) sebacate (52829-07-9)

Guidance literature:

With 1-methyl-pyrrolidin-2-one;

Reference yield:

4-hydroxy-2,2,6,6-tetramethylpiperidine (2403-88-5) + 1,10-decanedioic acid (111-20-6,26776-29-4) → bis-(2,2,6,6-tetramethyl-4-piperidinyl) sebacate (52829-07-9)

Guidance literature:

With tetrabutoxytitanium; at 220 ℃; for 10h; under 760.051 Torr; Temperature; Time; Inert atmosphere;

upstream raw materials:

bis(1-oxyl-2,2,6,6-tetramethylpiperidin-4-yl)sebacate

2C₄₄H₅₆O₄*C₂₈H₅₂N₂O₄

4-hydroxy-2,2,6,6-tetramethylpiperidine

dimethyl sebacate

Downstream raw materials:

bis(1-oxyl-2,2,6,6-tetramethylpiperidin-4-yl)sebacate

C₂₈H₅₁N₂O₅

hydroxy-diphenyl-methyl

di-(1-benzyloxy-2,2,6,6-tetramethylpiperidin-4-yl) sebacate

Refernces

• 1、 -. "Preparation method of UV770". Paragraph 0029; 0030; 0031; 0032; 0033. . Retrieved 2017/05/30.
• 2、 -. "Benzophenone uv-absorbers with heterocyclic substituents". . . Retrieved 2008/06/13.