Bis(1-octyloxy-2,2,6,6-tetramethyl-4-piperidinyl) sebacate

双(1-辛氧基-2,2,6,6-四甲基-4-哌啶基)癸二酸酯

Also known as: Tinuvin 123, UV-123, HALS 123, HALS HS-112, Primesorb 123, Bis-(1-octyloxy-2,2,6,6-tetramethyl-4-piperidinyl) sebacate, Decanedioic acid, bis(2,2,6,6-tetramethyl-4-piperidinyl) ester, reaction products with tert-Bu hydroperoxide and octane, Sebacic acid bis(1-octyloxy-2,2,6,6-tetramethylpiperidine-4-yl) ester, EINECS 406-750-9

Bis(1-octyloxy-2,2,6,6-tetramethyl-4-piperidinyl) sebacate (CAS 129757-67-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C44H84N2O6 and a molecular weight of 737.14800 g/mol. It is also known as Tinuvin 123, UV-123 and HALS 123. Key properties include a boiling point of 678.4ºC at 760 mmHg, a density of 1.028 g/mL at 25 °C(lit.) and a flash point of >230 °F. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
129757-67-1
Jingsj CID
J-1109572-5
Molecular Formula
C44H84N2O6
Chinese Name
双(1-辛氧基-2,2,6,6-四甲基-4-哌啶基)癸二酸酯
Molecular Weight
737.14800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point678.4ºC at 760 mmHg
Density1.028 g/mL at 25 °C(lit.)
Flash Point>230 °F

Frequently Asked Questions

What is the CAS number of Bis(1-octyloxy-2,2,6,6-tetramethyl-4-piperidinyl) sebacate?

The CAS number of Bis(1-octyloxy-2,2,6,6-tetramethyl-4-piperidinyl) sebacate is 129757-67-1.

What are the molecular formula and molecular weight of Bis(1-octyloxy-2,2,6,6-tetramethyl-4-piperidinyl) sebacate?

Bis(1-octyloxy-2,2,6,6-tetramethyl-4-piperidinyl) sebacate has molecular formula C44H84N2O6 and molecular weight 737.14800 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Bis(1-octyloxy-2,2,6,6-tetramethyl-4-piperidinyl) sebacate (CAS 129757-67-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1109572-5 (accessed 2026-10-26).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.