1-Fmoc-4-Piperidone

Fmoc-4-哌啶酮

Also known as: N-Fmoc-4-piperidone, 1-Fmoc-4-piperidone, 9H-fluoren-9-ylmethyl 4-oxopiperidine-1-carboxylate, 4-Oxo-piperidine-1-carboxylic acid 9H-fluoren-9-ylmethyl ester, FMOC-PPD, N-Fmoc-4-piperidinone, N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-4-piperidone, 1-[[[(9H-Fluoren-9-yl)methyl]oxy]carbonyl]-4-piperidone

1-Fmoc-4-Piperidone (CAS 204376-55-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C20H19NO3 and a molecular weight of 321.370 g/mol. It is also known as N-Fmoc-4-piperidone, 1-Fmoc-4-piperidone and 9H-fluoren-9-ylmethyl 4-oxopiperidine-1-carboxylate. Key properties include a melting point of 133 °C, a boiling point of 510.4±43.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 262.5±28.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
204376-55-6
Jingsj CID
J-1084978-7
Molecular Formula
C20H19NO3
Chinese Name
Fmoc-4-哌啶酮
Molecular Weight
321.370 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point133 °C
Boiling Point510.4±43.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point262.5±28.2 °C

Frequently Asked Questions

What is the CAS number of 1-Fmoc-4-Piperidone?

The CAS number of 1-Fmoc-4-Piperidone is 204376-55-6.

What are the molecular formula and molecular weight of 1-Fmoc-4-Piperidone?

1-Fmoc-4-Piperidone has molecular formula C20H19NO3 and molecular weight 321.370 g/mol.

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

Last updated:

How to cite: Jingsj. "1-Fmoc-4-Piperidone (CAS 204376-55-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1084978-7 (accessed 2026-10-25).

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