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tert-butyl 1-oxo-2-oxa-8-azaspiro[4.5]decane-8-carboxylate

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

tert-butyl 1-oxo-2-oxa-8-azaspiro[4.5]decane-8-carboxylate (CAS 154348-08-0) 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 399.578ºC at 760 mmHg and a flash point of 195.458ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
154348-08-0
Jingsj CID
J-1177074-4
Molecular Formula
C13H21NO4
Molecular Weight
255.31000 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point399.578ºC at 760 mmHg
Flash Point195.458ºC
Exact Mass255.14700
PSA55.84000
LogP1.88850
Vapor Pressure0mmHg at 25°C
Refractive Index1.511

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

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

The CAS number of tert-butyl 1-oxo-2-oxa-8-azaspiro[4.5]decane-8-carboxylate is 154348-08-0.

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

tert-butyl 1-oxo-2-oxa-8-azaspiro[4.5]decane-8-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-8-azaspiro[4.5]decane-8-carboxylate?

For tert-butyl 1-oxo-2-oxa-8-azaspiro[4.5]decane-8-carboxylate, Upstream Products: 1-tert-butyl 4-ethyl 4-allylpiperidine-1,4-dicarboxylate, 1,4-Piperidinedicarboxylic acid, 4-(2-hydroxyethyl)-, 1-(1,1-dimethylethyl) 4-ethyl ester, Ethyl N-Boc-piperidine-4-carboxylate; Downstream Products: tert-Butyl 4-(2-hydroxyethyl)-4-(hydroxymethyl)piperidine-1-carboxylate, 2-Oxa-8-azaspiro[4.5]decane, tert-butyl 2-oxa-8-azaspiro[4.5]decane-8-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-8-azaspiro[4.5]decane-8-carboxylate (CAS 154348-08-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1177074-4 (accessed 2026-11-09).

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