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2,2,4,4-tetramethyl-7-oxa-3,20-diazadispiro[5.1.11.2]heneicosan-21-one

Also known as: 2,2,4,4-tetramethyl-21-oxo-7-oxa-3,20-diazadispiro[5.1.11.2]heneicosane, 7-oxa-3,20-diazadispiro[5.1.11.2]heneicosan-21-one, 2,2,4,4-tetramethyl-

2,2,4,4-tetramethyl-7-oxa-3,20-diazadispiro[5.1.11.2]heneicosan-21-one (CAS 64338-16-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C22H40N2O2 and a molecular weight of 364.56500 g/mol. Key properties include a boiling point of 524.8ºC at 760 mmHg, a density of 1.03 g/cm3 and a flash point of 271.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
64338-16-5
Jingsj CID
J-973727-3
Molecular Formula
C22H40N2O2
Molecular Weight
364.56500 g/mol
Category
Ketones
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point524.8ºC at 760 mmHg
Density1.03 g/cm3
Flash Point271.2ºC
Exact Mass364.30900
PSA53.85000
LogP5.41790
Refractive Index1.517

Frequently Asked Questions

What is the CAS number of 2,2,4,4-tetramethyl-7-oxa-3,20-diazadispiro[5.1.11.2]heneicosan-21-one?

The CAS number of 2,2,4,4-tetramethyl-7-oxa-3,20-diazadispiro[5.1.11.2]heneicosan-21-one is 64338-16-5.

What are the molecular formula and molecular weight of 2,2,4,4-tetramethyl-7-oxa-3,20-diazadispiro[5.1.11.2]heneicosan-21-one?

2,2,4,4-tetramethyl-7-oxa-3,20-diazadispiro[5.1.11.2]heneicosan-21-one has molecular formula C22H40N2O2 and molecular weight 364.56500 g/mol.

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

Last updated:

How to cite: Jingsj. "2,2,4,4-tetramethyl-7-oxa-3,20-diazadispiro[5.1.11.2]heneicosan-21-one (CAS 64338-16-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-973727-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.