FMOC-D-3,4-difluorophenylalanine

FMOC-D-3,4-二氟苯丙氨酸

Also known as: Fmoc-D-Phe(3,4-DiF)-OH, Fmoc-D-Phe(3,4-F2)-OH, Fmoc-3,4-difluoro-D-phenylalanine, N-[(9H-fluoren-9-ylmethoxy)carbonyl]-3,4-difluoro-D-phenylalanine, 3,4-Difluoro-D-phenylalanine, N-Fmoc protected, MFCD00672551, RARECHEM BK PT 0126

FMOC-D-3,4-difluorophenylalanine (CAS 198545-59-4) 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-D-Phe(3,4-DiF)-OH, Fmoc-D-Phe(3,4-F2)-OH and Fmoc-3,4-difluoro-D-phenylalanine. Key properties include a melting point of 162-172ºC, 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.: 198545-59-4
Jingsj CID: J-1031251-3
Molecular Formula: C₂₄H₁₉F₂NO₄
Chinese Name: FMOC-D-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

Melting Point	162-172ºC
Boiling Point	622.7±55.0 °C at 760 mmHg
Density	1.4±0.1 g/cm3
Flash Point	330.4±31.5 °C

Frequently Asked Questions

What is the CAS number of FMOC-D-3,4-difluorophenylalanine?

The CAS number of FMOC-D-3,4-difluorophenylalanine is 198545-59-4.

What are the molecular formula and molecular weight of FMOC-D-3,4-difluorophenylalanine?

FMOC-D-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: 8/21/2026

How to cite: Jingsj. "FMOC-D-3,4-difluorophenylalanine (CAS 198545-59-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1031251-3 (accessed 2026-10-24).

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