N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-lysine

Also known as: Fmoc-Lys-OH, Fmoc-L-lysine, N-alpha-(9-Fluorenylmethoxycarbonyl)-L-lysine, N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-lysine, FMOC-L-LYS-OH, FMOC-L-LYSINE, (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-6-aminohexanoic acid, MFCD00038539, Nα-Fmoc-L-lysine

N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-lysine (CAS 105047-45-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C21H24N2O4 and a molecular weight of 368.426 g/mol. Key properties include a boiling point of 607.6±55.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 321.3±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 105047-45-8
Jingsj CID: J-1971616-6
Molecular Formula: C₂₁H₂₄N₂O₄
Molecular Weight: 368.426 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	607.6±55.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	321.3±31.5 °C
Exact Mass	368.173615
PSA	101.65000
LogP	3.19
Vapor Pressure	0.0±1.8 mmHg at 25°C
Refractive Index	1.601
Storage Conditions	Store at 0°C

Activity & Biological Data

Additional Information	[1]. Luckose F, et al. Effects of amino acid derivatives on physical, mental, and physiological activities. Crit Rev Food Sci Nutr. 2015;55(13):1793-1144.

Frequently Asked Questions

What is the CAS number of N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-lysine?

The CAS number of N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-lysine is 105047-45-8.

What are the molecular formula and molecular weight of N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-lysine?

N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-lysine has molecular formula C21H24N2O4 and molecular weight 368.426 g/mol.

What are the upstream and downstream products of N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-lysine?

For N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-lysine, Upstream Products: Fmoc-Lys(Boc)-OH, Fmoc-Lys(Z)-OH, L-Lysine; Downstream Products: L-Lysine, Fmoc-N-epsilon-trifluoroacetyl-L-lysine, N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-N'-[(4-methoxyphenyl)diphenylmethyl]-L-lysine.

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. "N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-lysine (CAS 105047-45-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1971616-6 (accessed 2026-11-09).

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