3-Dodecyl-1-(2,2,6,6-tetramethyl-4-piperidyl)pyrrolidine-2,5-dione

3-十二烷基-1-(2,2,6,6-四甲基-4-哌啶基)吡咯烷-2,5-二酮

Also known as: 2-Dodecyl-N-(2,2,6,6-tetramethyl-4-piperidinyl)succinimide, 3-Dodecyl-1-(2,2,6,6-tetramethyl-4-piperidinyl)-2,5-pyrrolidinedione, 3-Dodecyl-1-(2,2,6,6-tetramethylpiperidin-4-yl)pyrrolidine-2,5-dione, Uvasorb HA 88, Cyasorb UV-3581, EINECS 279-242-6

3-Dodecyl-1-(2,2,6,6-tetramethyl-4-piperidyl)pyrrolidine-2,5-dione (CAS 79720-19-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C25H46N2O2 and a molecular weight of 406.64500 g/mol. It is also known as 2-Dodecyl-N-(2,2,6,6-tetramethyl-4-piperidinyl)succinimide, 3-Dodecyl-1-(2,2,6,6-tetramethyl-4-piperidinyl)-2,5-pyrrolidinedione and 3-Dodecyl-1-(2,2,6,6-tetramethylpiperidin-4-yl)pyrrolidine-2,5-dione. Key properties include a melting point of -15ºC(lit.), a boiling point of 212ºC0.7 mm Hg(lit.), a density of 0.96 g/mL at 25ºC(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.
79720-19-7
Jingsj CID
J-18470-0
Molecular Formula
C25H46N2O2
Chinese Name
3-十二烷基-1-(2,2,6,6-四甲基-4-哌啶基)吡咯烷-2,5-二酮
Molecular Weight
406.64500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-15ºC(lit.)
Boiling Point212ºC0.7 mm Hg(lit.)
Density0.96 g/mL at 25ºC(lit.)
Flash Point>230 °F

Frequently Asked Questions

What is the CAS number of 3-Dodecyl-1-(2,2,6,6-tetramethyl-4-piperidyl)pyrrolidine-2,5-dione?

The CAS number of 3-Dodecyl-1-(2,2,6,6-tetramethyl-4-piperidyl)pyrrolidine-2,5-dione is 79720-19-7.

What are the molecular formula and molecular weight of 3-Dodecyl-1-(2,2,6,6-tetramethyl-4-piperidyl)pyrrolidine-2,5-dione?

3-Dodecyl-1-(2,2,6,6-tetramethyl-4-piperidyl)pyrrolidine-2,5-dione has molecular formula C25H46N2O2 and molecular weight 406.64500 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Dodecyl-1-(2,2,6,6-tetramethyl-4-piperidyl)pyrrolidine-2,5-dione (CAS 79720-19-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18470-0 (accessed 2026-10-24).

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