tert-butyl 1,1-dimethyl-3-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate

1,1-二甲基-3-氧代-2-噁-5-氮杂螺[3.4]辛烷-5-羧酸 1,1-二甲基乙酯

Also known as: 2-Oxa-5-azaspiro[3.4]octane-5-carboxylic acid, 1,1-dimethyl-3-oxo-, 1,1-dimethylethyl ester, 1,1-Dimethyl-3-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylic acid tert-butyl ester, tert-butyl 1,1-dimethyl-3-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate

tert-butyl 1,1-dimethyl-3-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate (CAS 287401-30-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H21NO4 and a molecular weight of 255.31000 g/mol. It is also known as 2-Oxa-5-azaspiro[3.4]octane-5-carboxylic acid, 1,1-dimethyl-3-oxo-, 1,1-dimethylethyl ester and 1,1-Dimethyl-3-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylic acid tert-butyl ester. Key properties include a boiling point of 352.1ºC at 760 mmHg, a density of 1.16g/cm3 and a flash point of 166.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
287401-30-3
Jingsj CID
J-952810-5
Molecular Formula
C13H21NO4
Chinese Name
1,1-二甲基-3-氧代-2-噁-5-氮杂螺[3.4]辛烷-5-羧酸 1,1-二甲基乙酯
Molecular Weight
255.31000 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point352.1ºC at 760 mmHg
Density1.16g/cm3
Flash Point166.7ºC

Frequently Asked Questions

What is the CAS number of tert-butyl 1,1-dimethyl-3-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate?

The CAS number of tert-butyl 1,1-dimethyl-3-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate is 287401-30-3.

What are the molecular formula and molecular weight of tert-butyl 1,1-dimethyl-3-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate?

tert-butyl 1,1-dimethyl-3-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate has molecular formula C13H21NO4 and molecular weight 255.31000 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 1,1-dimethyl-3-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate (CAS 287401-30-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-952810-5 (accessed 2026-10-24).

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