1-(2-Phenylethyl)piperazin-2-one

Also known as: 2-Piperazinone, 1-(2-phenylethyl)-, 1-(2-PHENYLETHYL)PIPERAZIN-2-ONE, 1-(2-phenylethyl)-2-Piperazinone, 1-(2-phenylethyl)piperazin-2-one, CHEMBRDG-BB 4012298

1-(2-Phenylethyl)piperazin-2-one (CAS 190953-69-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C12H16N2O and a molecular weight of 204.26800 g/mol. Key properties include a boiling point of 386.097ºC at 760 mmHg, a density of 1.085g/cm3 and a flash point of 187.305ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 190953-69-6
Jingsj CID: J-1512039-5
Molecular Formula: C₁₂H₁₆N₂O
Molecular Weight: 204.26800 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	386.097ºC at 760 mmHg
Density	1.085g/cm3
Flash Point	187.305ºC
Exact Mass	204.12600
PSA	32.34000
LogP	0.92760
Vapor Pressure	0mmHg at 25°C
Refractive Index	1.542

Frequently Asked Questions

What is the CAS number of 1-(2-Phenylethyl)piperazin-2-one?

The CAS number of 1-(2-Phenylethyl)piperazin-2-one is 190953-69-6.

What are the molecular formula and molecular weight of 1-(2-Phenylethyl)piperazin-2-one?

1-(2-Phenylethyl)piperazin-2-one has molecular formula C12H16N2O and molecular weight 204.26800 g/mol.

What are the upstream and downstream products of 1-(2-Phenylethyl)piperazin-2-one?

For 1-(2-Phenylethyl)piperazin-2-one, Upstream Products: 2-Phenylethylamine hydrochloride.

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-(2-Phenylethyl)piperazin-2-one (CAS 190953-69-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1512039-5 (accessed 2026-11-09).

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