2,8-Diazaspiro[5.5]undecane-1,3,7,9-tetrone, 2,8-bis(phenylmethyl)-

2,8-双(苯基甲基)-2,8-二氮杂螺[5.5]十一烷-1,3,7,9-四酮

Also known as: 2,8-Dibenzyl-2,8-diazaspiro[5.5]undecane-1,3,7,9-tetrone, 2,8-Bis(phenylmethyl)-2,8-diazaspiro[5.5]undecane-1,3,7,9-tetrone

2,8-Diazaspiro[5.5]undecane-1,3,7,9-tetrone, 2,8-bis(phenylmethyl)- (CAS 148005-22-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C23H22N2O4 and a molecular weight of 390.43200 g/mol. It is also known as 2,8-Dibenzyl-2,8-diazaspiro[5.5]undecane-1,3,7,9-tetrone and 2,8-Bis(phenylmethyl)-2,8-diazaspiro[5.5]undecane-1,3,7,9-tetrone. Key properties include a boiling point of 663.6ºC at 760 mmHg, a density of 1.33g/cm3 and a flash point of 316.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
148005-22-5
Jingsj CID
J-1071069-4
Molecular Formula
C23H22N2O4
Chinese Name
2,8-双(苯基甲基)-2,8-二氮杂螺[5.5]十一烷-1,3,7,9-四酮
Molecular Weight
390.43200 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point663.6ºC at 760 mmHg
Density1.33g/cm3
Flash Point316.8ºC

Frequently Asked Questions

What is the CAS number of 2,8-Diazaspiro[5.5]undecane-1,3,7,9-tetrone, 2,8-bis(phenylmethyl)-?

The CAS number of 2,8-Diazaspiro[5.5]undecane-1,3,7,9-tetrone, 2,8-bis(phenylmethyl)- is 148005-22-5.

What are the molecular formula and molecular weight of 2,8-Diazaspiro[5.5]undecane-1,3,7,9-tetrone, 2,8-bis(phenylmethyl)-?

2,8-Diazaspiro[5.5]undecane-1,3,7,9-tetrone, 2,8-bis(phenylmethyl)- has molecular formula C23H22N2O4 and molecular weight 390.43200 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-Diazaspiro[5.5]undecane-1,3,7,9-tetrone, 2,8-bis(phenylmethyl)- (CAS 148005-22-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1071069-4 (accessed 2026-10-23).

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