Fmoc-(S)-3-amino-4-(3,4-difluorophenyl)butyric acid

(S)-Fmoc-3,4-二氟-β-高苯丙氨酸

Also known as: (S)-3-(FMOC-AMINO)-4-(3,4-DIFLUOROPHENYL)BUTYRIC ACID, (S)-FMOC-3,4-DIFLUORO-BETA-HOMOPHE-OH, FMOC-(S)-3-AMINO-4-(3,4-DIFLUOROPHENYL)BUTANOIC ACID, N-(9-FLUORENYLMETHOXYCARBONYL)-(S)-3-AMINO-4-(3,4-DIFLUOROPHENYL)BUTANOIC ACID, FMOC-PHE(3,4-F2)-(C*CH2)OH, RARECHEM AK PT F037, Benzenebutanoic acid, β-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]-3,4-difluoro-, (βS)-, (3S)-4-(3,4-Difluorophenyl)-3-{[(9H-fluoren-9-ylmethoxy)carbonyl]amino}butanoic acid, Fmoc-β-Hophe(3,4-Dif)-OH, Fmoc-3,4-difluoro-L-β-homophenylalanine

Fmoc-(S)-3-amino-4-(3,4-difluorophenyl)butyric acid (CAS 270063-55-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C25H21F2NO4 and a molecular weight of 437.435 g/mol. It is also known as (S)-3-(FMOC-AMINO)-4-(3,4-DIFLUOROPHENYL)BUTYRIC ACID, (S)-FMOC-3,4-DIFLUORO-BETA-HOMOPHE-OH and FMOC-(S)-3-AMINO-4-(3,4-DIFLUOROPHENYL)BUTANOIC ACID. Key properties include a boiling point of 622.3±55.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 330.1±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
270063-55-3
Jingsj CID
J-48853-8
Molecular Formula
C25H21F2NO4
Chinese Name
(S)-Fmoc-3,4-二氟-β-高苯丙氨酸
Molecular Weight
437.435 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point622.3±55.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point330.1±31.5 °C

Frequently Asked Questions

What is the CAS number of Fmoc-(S)-3-amino-4-(3,4-difluorophenyl)butyric acid?

The CAS number of Fmoc-(S)-3-amino-4-(3,4-difluorophenyl)butyric acid is 270063-55-3.

What are the molecular formula and molecular weight of Fmoc-(S)-3-amino-4-(3,4-difluorophenyl)butyric acid?

Fmoc-(S)-3-amino-4-(3,4-difluorophenyl)butyric acid has molecular formula C25H21F2NO4 and molecular weight 437.435 g/mol.

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

Last updated:

How to cite: Jingsj. "Fmoc-(S)-3-amino-4-(3,4-difluorophenyl)butyric acid (CAS 270063-55-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48853-8 (accessed 2026-10-23).

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