Fmoc-L-4-pyridylalanine

Fmoc-L-4-吡啶丙氨酸

Also known as: (S)-2-(((9H-Fluoren-9-yl)methoxy)carbonylamino)-3-(pyridin-4-yl)propanoic acid, N-alpha-(9-Fluorenylmethyloxycarbonyl)-3-(4-pyridyl)-L-alanine, Fmoc-4-Pal-OH, Fmoc-4'-pyridyl-L-Ala, Fmoc-Ala(4-pyridyl)-OH, MFCD00672566

Fmoc-L-4-pyridylalanine (CAS 169555-93-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C23H20N2O4 and a molecular weight of 388.416 g/mol. It is also known as (S)-2-(((9H-Fluoren-9-yl)methoxy)carbonylamino)-3-(pyridin-4-yl)propanoic acid, N-alpha-(9-Fluorenylmethyloxycarbonyl)-3-(4-pyridyl)-L-alanine and Fmoc-4-Pal-OH. Key properties include a boiling point of 646.9±55.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 345.0±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
169555-93-5
Jingsj CID
J-1187029-8
Molecular Formula
C23H20N2O4
Chinese Name
Fmoc-L-4-吡啶丙氨酸
Molecular Weight
388.416 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point646.9±55.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point345.0±31.5 °C

Frequently Asked Questions

What is the CAS number of Fmoc-L-4-pyridylalanine?

The CAS number of Fmoc-L-4-pyridylalanine is 169555-93-5.

What are the molecular formula and molecular weight of Fmoc-L-4-pyridylalanine?

Fmoc-L-4-pyridylalanine has molecular formula C23H20N2O4 and molecular weight 388.416 g/mol.

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

Last updated:

How to cite: Jingsj. "Fmoc-L-4-pyridylalanine (CAS 169555-93-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1187029-8 (accessed 2026-10-25).

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