Fmoc-L-3,4-difluorophenylalanine

FMOC-L-3,4-二氟苯丙氨酸

Also known as: Fmoc-3,4-difluoro-L-phenylalanine, FMOC-PHE(3,4-F2)-OH, FMOC-PHE(3,4-DIF)-OH, FMOC-PHE(M,P-F2)-OH, Fmoc-Phe(3,4-DiF)-OH, Fmoc-L-Phe(3,4-F2)-OH, MFCD00672550, N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-3,4-difluoro-L-phenylalanine, (2S)-3-(3,4-difluorophenyl)-2-(9H-fluoren-9-ylmethoxycarbonylamino)propanoic acid

Fmoc-L-3,4-difluorophenylalanine (CAS 198560-43-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C24H19F2NO4 and a molecular weight of 423.409 g/mol. It is also known as Fmoc-3,4-difluoro-L-phenylalanine, FMOC-PHE(3,4-F2)-OH and FMOC-PHE(3,4-DIF)-OH. Key properties include a boiling point of 622.7±55.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 330.4±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
198560-43-9
Jingsj CID
J-17212-3
Molecular Formula
C24H19F2NO4
Chinese Name
FMOC-L-3,4-二氟苯丙氨酸
Molecular Weight
423.409 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point622.7±55.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point330.4±31.5 °C

Frequently Asked Questions

What is the CAS number of Fmoc-L-3,4-difluorophenylalanine?

The CAS number of Fmoc-L-3,4-difluorophenylalanine is 198560-43-9.

What are the molecular formula and molecular weight of Fmoc-L-3,4-difluorophenylalanine?

Fmoc-L-3,4-difluorophenylalanine has molecular formula C24H19F2NO4 and molecular weight 423.409 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-3,4-difluorophenylalanine (CAS 198560-43-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-17212-3 (accessed 2026-10-24).

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