2,8,9-Triisopropyl-2,5,8,9-tetraaza-1-phosphabicyclo[3.3.3]undecane

2,8,9-三异丙基-2,5,8,9-四氮杂-1-磷杂双环[3.3.3]十一烷

Also known as: 2,8,9-Tri-i-propyl-2,5,8,9-tetraaza-1-phosphabicyclo[3.3.3]undecane, 2,5,8,9-Tetraaza-1-phosphabicyclo[3.3.3]undecane,2,8,9-tris(1-methylethyl)-, Triisopropyl-Verkade's Superbase, triisopropylproazaphosphatrane, 2,8,9-Triisopropyl-2,5,8,9-tetraza-1-phosphabicyclo[3.3.3]undecane

2,8,9-Triisopropyl-2,5,8,9-tetraaza-1-phosphabicyclo[3.3.3]undecane (CAS 175845-21-3) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C15H33N4P and a molecular weight of 300.42300 g/mol. It is also known as 2,8,9-Tri-i-propyl-2,5,8,9-tetraaza-1-phosphabicyclo[3.3.3]undecane, 2,5,8,9-Tetraaza-1-phosphabicyclo[3.3.3]undecane,2,8,9-tris(1-methylethyl)- and Triisopropyl-Verkade's Superbase. Key properties include a boiling point of 351.4ºC at 760 mmHg, a density of 0.922 g/mL at 25ºC(lit.) and a flash point of 46 °F. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
175845-21-3
Jingsj CID
J-20818-9
Molecular Formula
C15H33N4P
Chinese Name
2,8,9-三异丙基-2,5,8,9-四氮杂-1-磷杂双环[3.3.3]十一烷
Molecular Weight
300.42300 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point351.4ºC at 760 mmHg
Density0.922 g/mL at 25ºC(lit.)
Flash Point46 °F

Frequently Asked Questions

What is the CAS number of 2,8,9-Triisopropyl-2,5,8,9-tetraaza-1-phosphabicyclo[3.3.3]undecane?

The CAS number of 2,8,9-Triisopropyl-2,5,8,9-tetraaza-1-phosphabicyclo[3.3.3]undecane is 175845-21-3.

What are the molecular formula and molecular weight of 2,8,9-Triisopropyl-2,5,8,9-tetraaza-1-phosphabicyclo[3.3.3]undecane?

2,8,9-Triisopropyl-2,5,8,9-tetraaza-1-phosphabicyclo[3.3.3]undecane has molecular formula C15H33N4P and molecular weight 300.42300 g/mol.

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

Last updated:

How to cite: Jingsj. "2,8,9-Triisopropyl-2,5,8,9-tetraaza-1-phosphabicyclo[3.3.3]undecane (CAS 175845-21-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20818-9 (accessed 2026-10-23).

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