tert-butyl 2-oxo-1-oxa-3,8-diazaspiro[4.5]decane-8-carboxylate

2-氧代-1-氧杂-3,8-二氮杂螺[4.5]癸烷-8-羧酸叔丁酯

Also known as: 8-Boc-1-oxa-3,8-diazaspiro[4.5]decan-2-one, tert-butyl 2-oxo-1-oxa-3,8-diazaspiro[4.5]decane-8-carboxylate, 1-oxa-3,8-diazaspiro[4.5]decane-8-carboxylic acid, 2-oxo-, 1,1-dimethylethyl ester, 8-(tert-butoxycarbonyl)-1-oxa-3,8-diazaspiro[4.5]decan-2-one

tert-butyl 2-oxo-1-oxa-3,8-diazaspiro[4.5]decane-8-carboxylate (CAS 169206-55-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H20N2O4 and a molecular weight of 256.29800 g/mol. It is also known as 8-Boc-1-oxa-3,8-diazaspiro[4.5]decan-2-one, 1-oxa-3,8-diazaspiro[4.5]decane-8-carboxylic acid, 2-oxo-, 1,1-dimethylethyl ester and 8-(tert-butoxycarbonyl)-1-oxa-3,8-diazaspiro[4.5]decan-2-one. Key properties include a boiling point of 449.688ºC at 760 mmHg, a density of 1.215g/cm3 and a flash point of 225.764ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
169206-55-7
Jingsj CID
J-1504936-8
Molecular Formula
C12H20N2O4
Chinese Name
2-氧代-1-氧杂-3,8-二氮杂螺[4.5]癸烷-8-羧酸叔丁酯
Molecular Weight
256.29800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point449.688ºC at 760 mmHg
Density1.215g/cm3
Flash Point225.764ºC

Frequently Asked Questions

What is the CAS number of tert-butyl 2-oxo-1-oxa-3,8-diazaspiro[4.5]decane-8-carboxylate?

The CAS number of tert-butyl 2-oxo-1-oxa-3,8-diazaspiro[4.5]decane-8-carboxylate is 169206-55-7.

What are the molecular formula and molecular weight of tert-butyl 2-oxo-1-oxa-3,8-diazaspiro[4.5]decane-8-carboxylate?

tert-butyl 2-oxo-1-oxa-3,8-diazaspiro[4.5]decane-8-carboxylate has molecular formula C12H20N2O4 and molecular weight 256.29800 g/mol.

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

Last updated:

How to cite: Jingsj. "tert-butyl 2-oxo-1-oxa-3,8-diazaspiro[4.5]decane-8-carboxylate (CAS 169206-55-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1504936-8 (accessed 2026-10-25).

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