tert-butyl 2-oxo-1-oxa-3,9-diazaspiro[5.5]undecane-9-carboxylate

2-氧代-1-氧杂-3,9-二氮杂螺[5.5]十一烷-9-甲酸叔丁酯

Also known as: tert-butyl 2-oxo-1-oxa-3,9-diazaspiro[5.5]undecane-9-carboxylate, 2-oxo-1-oxa-3,9-diazaspiro[5.5]undecane-9-carboxylic acid 1,1-dimethylethyl ester, 2-oxo-1-oxa-3,9-diaza-spiro[5.5]undecane-9-carboxylic acid tert-butyl ester, 9-boc-2-oxo-1-oxa-3,9-diazaspiro[5.5]undecane, 9-boc-1-oxa-3,9-diazaspiro[5.5]undecane-2-one, S12-0087, ST2407646

tert-butyl 2-oxo-1-oxa-3,9-diazaspiro[5.5]undecane-9-carboxylate (CAS 1209319-87-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H22N2O4 and a molecular weight of 270.325 g/mol. It is also known as 2-oxo-1-oxa-3,9-diazaspiro[5.5]undecane-9-carboxylic acid 1,1-dimethylethyl ester, 2-oxo-1-oxa-3,9-diaza-spiro[5.5]undecane-9-carboxylic acid tert-butyl ester and 9-boc-2-oxo-1-oxa-3,9-diazaspiro[5.5]undecane. Key properties include a boiling point of 460.9±45.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 232.6±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1209319-87-8
Jingsj CID
J-1146569-2
Molecular Formula
C13H22N2O4
Chinese Name
2-氧代-1-氧杂-3,9-二氮杂螺[5.5]十一烷-9-甲酸叔丁酯
Molecular Weight
270.325 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point460.9±45.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point232.6±28.7 °C

Frequently Asked Questions

What is the CAS number of tert-butyl 2-oxo-1-oxa-3,9-diazaspiro[5.5]undecane-9-carboxylate?

The CAS number of tert-butyl 2-oxo-1-oxa-3,9-diazaspiro[5.5]undecane-9-carboxylate is 1209319-87-8.

What are the molecular formula and molecular weight of tert-butyl 2-oxo-1-oxa-3,9-diazaspiro[5.5]undecane-9-carboxylate?

tert-butyl 2-oxo-1-oxa-3,9-diazaspiro[5.5]undecane-9-carboxylate has molecular formula C13H22N2O4 and molecular weight 270.325 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-3,9-diazaspiro[5.5]undecane-9-carboxylate (CAS 1209319-87-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1146569-2 (accessed 2026-10-24).

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