1-Fmoc-3-oxopiperazine

1-Fmoc-3-氧代哌嗪

Also known as: 1-Fmoc-3-piperazinone, 1-Piperazinecarboxylic acid, 3-oxo-, 9H-fluoren-9-ylmethyl ester, 9H-Fluoren-9-ylmethyl 3-oxo-1-piperazinecarboxylate, 4-Fmoc-2-oxopiperazine, (9H-fluoren-9-yl)methyl 3-oxopiperazine-1-carboxylate, Fmoc-3-oxopiperazine

1-Fmoc-3-oxopiperazine (CAS 1119449-40-9) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C19H18N2O3 and a molecular weight of 322.35800 g/mol. It is also known as 1-Fmoc-3-piperazinone, 1-Piperazinecarboxylic acid, 3-oxo-, 9H-fluoren-9-ylmethyl ester and 9H-Fluoren-9-ylmethyl 3-oxo-1-piperazinecarboxylate. Key property: a melting point of 124°C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1119449-40-9
Jingsj CID
J-1430131-3
Molecular Formula
C19H18N2O3
Chinese Name
1-Fmoc-3-氧代哌嗪
Molecular Weight
322.35800 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point124°C

GHS Safety & Compliance

Irritant / Environmental HazardSignal word: Warning

Frequently Asked Questions

What is the CAS number of 1-Fmoc-3-oxopiperazine?

The CAS number of 1-Fmoc-3-oxopiperazine is 1119449-40-9.

What are the molecular formula and molecular weight of 1-Fmoc-3-oxopiperazine?

1-Fmoc-3-oxopiperazine has molecular formula C19H18N2O3 and molecular weight 322.35800 g/mol.

Is 1-Fmoc-3-oxopiperazine hazardous?

1-Fmoc-3-oxopiperazine has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "1-Fmoc-3-oxopiperazine (CAS 1119449-40-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1430131-3 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.