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1-tert-Butyl 4-ethyl 5-oxoazepane-1,4-dicarboxylate

Also known as: Ethyl 1-Boc-5-oxohexahydro-1H-azepine-4-carboxylate, Ethyl 1-Boc-5-oxoazepane-4-carboxylate, 1H-Azepine-1,4-dicarboxylic acid, hexahydro-5-oxo-, 1-(1,1-dimethylethyl) 4-ethyl ester, Hexahydro-5-oxo-1H-azepine-1,4-dicarboxylic acid 1-tert-butyl 4-ethyl diester

1-tert-Butyl 4-ethyl 5-oxoazepane-1,4-dicarboxylate (CAS 141642-82-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H23NO5 and a molecular weight of 285.336 g/mol. Key properties include a boiling point of 380.8±42.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 184.1±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
141642-82-2
Jingsj CID
J-1160047-8
Molecular Formula
C14H23NO5
Molecular Weight
285.336 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point380.8±42.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point184.1±27.9 °C
Exact Mass285.157623
PSA72.91000
LogP1.30
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.479

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. 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 1-tert-Butyl 4-ethyl 5-oxoazepane-1,4-dicarboxylate?

The CAS number of 1-tert-Butyl 4-ethyl 5-oxoazepane-1,4-dicarboxylate is 141642-82-2.

What are the molecular formula and molecular weight of 1-tert-Butyl 4-ethyl 5-oxoazepane-1,4-dicarboxylate?

1-tert-Butyl 4-ethyl 5-oxoazepane-1,4-dicarboxylate has molecular formula C14H23NO5 and molecular weight 285.336 g/mol.

What are the upstream and downstream products of 1-tert-Butyl 4-ethyl 5-oxoazepane-1,4-dicarboxylate?

For 1-tert-Butyl 4-ethyl 5-oxoazepane-1,4-dicarboxylate, Upstream Products: Ethyl diazoacetate, Di-tert-butyl dicarbonate; Downstream Products: Hexahydro-4-azepinone hydrochloride, Azepan-4-one, tert-Butyl 4-oxoazepane-1-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. "1-tert-Butyl 4-ethyl 5-oxoazepane-1,4-dicarboxylate (CAS 141642-82-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1160047-8 (accessed 2026-11-09).

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