1-ethyl-4-(tert-butyloxycarbonyl)piperazin-2-one

Also known as: 1-Piperazinecarboxylic acid, 4-ethyl-3-oxo-, 1,1-dimethylethyl ester, 1-tert-butoxycarbonyl-4-ethyl-3-oxopiperazine, 4-ethyl-3-oxopiperazine-1-carboxylic acid tert-butyl ester, tert-butyl 4-ethyl-3-oxopiperazine-1-carboxylate

1-ethyl-4-(tert-butyloxycarbonyl)piperazin-2-one (CAS 194350-95-3) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C11H20N2O3 and a molecular weight of 228.28800 g/mol. Key properties include a boiling point of 348ºC at 760 mmHg, a density of 1.087 g/cm3 and a flash point of 164.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 194350-95-3
Jingsj CID: J-1411423-9
Molecular Formula: C₁₁H₂₀N₂O₃
Molecular Weight: 228.28800 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	348ºC at 760 mmHg
Density	1.087 g/cm3
Flash Point	164.3ºC
Exact Mass	228.14700
PSA	49.85000
LogP	0.96140

Frequently Asked Questions

What is the CAS number of 1-ethyl-4-(tert-butyloxycarbonyl)piperazin-2-one?

The CAS number of 1-ethyl-4-(tert-butyloxycarbonyl)piperazin-2-one is 194350-95-3.

What are the molecular formula and molecular weight of 1-ethyl-4-(tert-butyloxycarbonyl)piperazin-2-one?

1-ethyl-4-(tert-butyloxycarbonyl)piperazin-2-one has molecular formula C11H20N2O3 and molecular weight 228.28800 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1-ethyl-4-(tert-butyloxycarbonyl)piperazin-2-one (CAS 194350-95-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1411423-9 (accessed 2026-11-09).

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