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Fmoc-L-arginine

Also known as: Fmoc-Arg-OH, N-[(9H-fluoren-9-ylmethoxy)carbonyl]-L-arginine, Nα-Fmoc-L-arginine, Nα-(9-Fluorenylmethoxycarbonyl)-L-arginine, N2-Fmoc-L-arginine, Nalpha-Fmoc-L-arginine, (2S)-5-carbamimidamido-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanoic acid, MFCD00051770

Fmoc-L-arginine (CAS 91000-69-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C21H24N4O4 and a molecular weight of 396.440 g/mol. Key properties include a melting point of 145-150ºC and a density of 1.4±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
91000-69-0
Jingsj CID
J-1958250-4
Molecular Formula
C21H24N4O4
Molecular Weight
396.440 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Melting Point145-150ºC
Density1.4±0.1 g/cm3
Exact Mass396.179749
PSA137.53000
LogP2.43
Refractive Index1.659

Frequently Asked Questions

What is the CAS number of Fmoc-L-arginine?

The CAS number of Fmoc-L-arginine is 91000-69-0.

What are the molecular formula and molecular weight of Fmoc-L-arginine?

Fmoc-L-arginine has molecular formula C21H24N4O4 and molecular weight 396.440 g/mol.

What are the upstream and downstream products of Fmoc-L-arginine?

For Fmoc-L-arginine, Upstream Products: L-Arginine, Fmoc-OSu, 9-Fluorenylmethyl chloroformate; Downstream Products: L-Arginine.

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

Last updated:

How to cite: Jingsj. "Fmoc-L-arginine (CAS 91000-69-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1958250-4 (accessed 2026-11-09).

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