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tert-butyl 1-oxo-2-oxa-9-azaspiro[4.5]decane-9-carboxylate

Also known as: 7-Boc-2-oxa-7-azaspiro[4.5]decan-1-one, 7-BOC-2-oxa-7-azaspiro[4.5]decan-1-one, tert-butyl 1-oxo-2-oxa-7-azaspiro[4.5]decane-7-carboxylate

tert-butyl 1-oxo-2-oxa-9-azaspiro[4.5]decane-9-carboxylate (CAS 374795-33-2) 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. Key properties include a boiling point of 399.6ºC at 760 mmHg, a density of 1.16g/cm3 and a flash point of 195.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
374795-33-2
Jingsj CID
J-1501752-4
Molecular Formula
C13H21NO4
Molecular Weight
255.31000 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point399.6ºC at 760 mmHg
Density1.16g/cm3
Flash Point195.5ºC
Exact Mass255.14700
PSA55.84000
LogP1.88850
Refractive Index1.51

Frequently Asked Questions

What is the CAS number of tert-butyl 1-oxo-2-oxa-9-azaspiro[4.5]decane-9-carboxylate?

The CAS number of tert-butyl 1-oxo-2-oxa-9-azaspiro[4.5]decane-9-carboxylate is 374795-33-2.

What are the molecular formula and molecular weight of tert-butyl 1-oxo-2-oxa-9-azaspiro[4.5]decane-9-carboxylate?

tert-butyl 1-oxo-2-oxa-9-azaspiro[4.5]decane-9-carboxylate has molecular formula C13H21NO4 and molecular weight 255.31000 g/mol.

What are the upstream and downstream products of tert-butyl 1-oxo-2-oxa-9-azaspiro[4.5]decane-9-carboxylate?

For tert-butyl 1-oxo-2-oxa-9-azaspiro[4.5]decane-9-carboxylate, Upstream Products: 1,3-Piperidinedicarboxylic acid, 3-(2-propen-1-yl)-, 1-(1,1-dimethylethyl) 3-ethyl ester, 1-(tert-Butoxycarbonyl)piperidine-3-carboxylic acid, Methyl N-Boc-piperidine-3-carboxylate.

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

Last updated:

How to cite: Jingsj. "tert-butyl 1-oxo-2-oxa-9-azaspiro[4.5]decane-9-carboxylate (CAS 374795-33-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1501752-4 (accessed 2026-11-09).

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