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DL-3-(4-Fluorophenyl)alanine

DL-3-(4-Fluorophenyl)alanine structure

CAS No.: 51-65-0

Chemical Name:: DL-3-(4-Fluorophenyl)alanine

Synonyms: 4-FLUOROPHENYLALANINE;4-FLUORO-DL-PHENYLALANINE;alnasid;DL-Phe(p-F);DL-4-F-Phe-OH;DL-Phe(4-F)-OH;H-DL-PHE(P-F)-OH;H-DL-PHE(4-F)-OH;DL-4-Fluoro-phe-OH;DL-3-(4-Fluorophenyl

CBNumber:: CB7452004

Molecular Formula:: C9H10FNO2

Molecular Weight:: 183.18

MDL Number:: MFCD00002600

MOL File:: 51-65-0.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-08-25 20:17:46

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DL-3-(4-Fluorophenyl)alanine Properties

Melting point	253-255 °C (dec.)(lit.)
Density	1.1939 (estimate)
storage temp.	Keep in dark place,Inert atmosphere,Room temperature
Boiling point	313.3±32.0 °C(Predicted)
form	powder to crystal
pka	pK1:2.13(+1);pK2:9.05(0) (25°C)
color	White to Almost white
optical activity	0.40°(C=0.01g/ml 1N HCL)
Water Solubility	slightly soluble
BRN	29338793
Stability	Stable. Combustible. Incompatible with strong oxidising agents. May be light sensitive.
Major Application	peptide synthesis
InChI	1S/C9H10FNO2/c10-7-3-1-6(2-4-7)5-8(11)9(12)13/h1-4,8H,5,11H2,(H,12,13)
InChIKey	XWHHYOYVRVGJJY-UHFFFAOYSA-N
SMILES	NC(Cc1ccc(F)cc1)C(O)=O
CAS DataBase Reference	51-65-0(CAS DataBase Reference)
FDA UNII	42T8578M1E
EPA Substance Registry System	p-Fluorophenylalanine (51-65-0)
UNSPSC Code	12352209
NACRES	NA.26

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS06

Signal word

Danger

Hazard statements

H300

Precautionary statements

P264-P301+P310

PPE

Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges

Hazard Codes

Risk Statements

Safety Statements

RIDADR

UN 2811 6.1/PG 3

WGK Germany

RTECS

AY6315000

Hazard Note

Harmful

TSCA

TSCA listed

PackingGroup

III

HS Code

29224999

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2
very toxic hazardous materials

Hazard Classifications

Acute Tox. 2 Oral

Hazardous Substances Data

51-65-0(Hazardous Substances Data)

Toxicity

LD50 intraperitoneal in mouse: > 1gm/kg

NFPA 704

	1
0		0

DL-3-(4-Fluorophenyl)alanine price More Price(61)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	F5251	p-Fluoro-DL-phenylalanine	51-65-0	1g	$88.2	2026-04-30	Buy
Sigma-Aldrich	F5251	p-Fluoro-DL-phenylalanine	51-65-0	5g	$279	2026-04-30	Buy
TCI Chemical	F0106	4-Fluoro-DL-phenylalanine >99.0%(HPLC)(T)	51-65-0	1g	$32	2026-04-30	Buy
Usbiological	276113	4-Fluoro-DL-phenylalanine	51-65-0	5g	$382	2026-06-03	Buy
Usbiological	276113	4-Fluoro-DL-phenylalanine	51-65-0	10g	$542	2026-06-03	Buy

Product number	Packaging	Price	Buy
F5251	1g	$88.2	Buy
F5251	5g	$279	Buy
F0106	1g	$32	Buy
276113	5g	$382	Buy
276113	10g	$542	Buy

DL-3-(4-Fluorophenyl)alanine Chemical Properties,Uses,Production

Chemical Properties

white powder or flakes

Uses

peptide synthesis

Definition

ChEBI: A phenylalanine derivative in which the hydrogen at position 4 on the benzene ring is replaced by a fluoro group.

General Description

White powder or white shiny flakes.

Air & Water Reactions

Insoluble in water.

Reactivity Profile

DL-3-(4-Fluorophenyl)alanine may be sensitive to exposure to light. A fluorinated amino acid. This is a neutral to slightly acidic material. DL-3-(4-Fluorophenyl)alanine may react as an organic amine or acid, although, its reactivity is moderated considerably by the presence of the other group.

Health Hazard

SYMPTOMS: DL-3-(4-Fluorophenyl)alanine is a phenylalanine antagonist and may cause inhibition of protein synthesis.

Fire Hazard

Flash point data for DL-3-(4-Fluorophenyl)alanine are not available; however, DL-3-(4-Fluorophenyl)alanine is probably combustible.

Biochem/physiol Actions

Inhibits mitosis and reversibly arrests HeLa cells in G2.

DL-3-(4-Fluorophenyl)alanine Preparation Products And Raw materials

Raw materials

Hippuric acid 4-Fluorobenzaldehyde

Preparation Products

4-Fluoro-D-phenylalanine L-4-Fluorophenylalanine (R)-3-Amino-3-(4-fluoro-phenyl)-propionic acid

DL-3-(4-Fluorophenyl)alanine Suppliers

Global( 223)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	4006356688 18621169109	market03@meryer.com	China	40202	62
Shanghai HC Biotech Co., Ltd	021-20227858	sale@hcbiotech.com.cn	China	1173	55
Alfa Aesar	400-6106006	saleschina@alfa-asia.com	China	30103	84
TCI (Shanghai) Development Co., Ltd.	021-67121386	Sales-CN@TCIchemicals.com	China	24512	81
Energy Chemical	400-0056266	sales8178@energy-chemical.com	China	44850	61
Wuhan Chemwish Technology Co., Ltd	86-027-67849912	sales@chemwish.com	China	35884	56
Capot Chemical Co., Ltd	+86 (0) 571 85 58 67 18		China	18187	66
Beijing Ouhe Technology Co., Ltd	13552068683 13522913783	2355560935@qq.com	China	11777	60
Shanghai Sinch Parmaceuticals Tech. Co. Ltd.	+86-21-54098501	sales@sinch.com.cn	China	11592	64

Supplier	Advantage
J & K SCIENTIFIC LTD.	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	62
Shanghai HC Biotech Co., Ltd	55
Alfa Aesar	84
TCI (Shanghai) Development Co., Ltd.	81
Energy Chemical	61
Wuhan Chemwish Technology Co., Ltd	56
Capot Chemical Co., Ltd	66
Beijing Ouhe Technology Co., Ltd	60
Shanghai Sinch Parmaceuticals Tech. Co. Ltd.	64

View Lastest Price from DL-3-(4-Fluorophenyl)alanine manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2020-01-10	4-fluorophenylalanine 51-65-0	$1.00	1KG	99%	200kg	Career Henan Chemical Co

4-fluorophenylalanine
51-65-0
$1.00
99%
Career Henan Chemical Co

DL-3-(4-Fluorophenyl)alanine Spectrum

DL-3-(4-Fluorophenyl)alanine(51-65-0)MS DL-3-(4-Fluorophenyl)alanine(51-65-0)¹HNMR DL-3-(4-Fluorophenyl)alanine(51-65-0)IR1 DL-3-(4-Fluorophenyl)alanine(51-65-0)Raman

51-65-0(DL-3-(4-Fluorophenyl)alanine)Related Search:

2-Bromo-DL-Phenylalanine DL-4-Cyanophenylalanine DL-4-Chlorophenylalanine 2-Amino-3-(3-methoxy-phenyl)-propionic acid DL-Penicillamine

DL-Phenylalanine DL-BETA-(P-FLUOROPHENYL)ALANINE DL-3,4-Difluorophenylalanine L-4-Fluorophenylalanine FMOC-D-4-Fluorophe

Fenfluramine BOC-L-3,4-Difluorophe FMOC-L-4-Fluorophe Fmoc-D-pentafluorophenylalanine 3-Fluoro-D-phenylalanine

2-Fluoro-DL-phenylalanine N-Acetyl-4-fluoro-DL-phenylalanine Boc-p-fluoro-DL-Phe-OH

1of4

rac-(R*)-2-Amino-3-(4-fluorophenyl)-propionic acid rac-(αR*)-α-Amino-4-fluorobenzenepropionic acid DL-4-Fluoro-phe-OH DL-4-Fluorophenylalanine,97% DL-Phe(p-F) DL-2-Amino-3-(4-fluoro-phenyl)-propionic acid DL-3-(4-Fluorophenyl DL-4-F-Phe-OH 4-Fluoro-DL-Phenylalanine 2-Amino-3-(4-fluorophenyl)propanoic acid, 2-Amino-3-(4-fluorophenyl)propionic acid DL-Phe(4-F)-OH d,l-fluorophenylalanine H-DL-PHE(P-F)-OH H-DL-PHE(4-F)-OH H-P-FLUORO-DL-PHE-OH DL-4-FLUOROPHENYLALANINE DL-P-FLUOROPHENYLALANINE 2-AMINO-3-(4-FLUOROPHENYL)PROPIONIC ACID 3-(4-FLUOROPHENYL)-DL-ALANINE DL-4-Fluorophenylalanine 4-Fluoro-DL-Phenyl Alanine P-FLUORO-DL-PHENYLALANINE DL-3-(4-fluorophenyl)alanine DL-4-F-Phe-OH PARA-FLUOROPHENYLALANINE PHENYLALANINE,4-FLUORO PARA-D,L-FLUOROPHENYLALANINE 2-amino-3-(4-fluorophenyl)propanoic acid 4-Fluoro-DL-phenylalanine98% alnasid DL-p-flurophenylalanine DL-Phenylalanine, 4-fluoro- 3-(p-Fluorophenyl)-DL-alanine rac-(R*)-2-Amino-3-(4-fluorophenyl)propanoic acid p-FLUORO-DL-PHENYLALANINE extrapure 4-fluoro-dl-phenylalanin 4-Fluoro-DL-phenylalanine> DL-3-(4-Fluorophenyl)alanine USP/EP/BP p-Fluoro-DL-phenylalanine 4-FLUOROPHENYLALANINE 4-FLUORO-DL-PHENYLALANINE 51-65-0 C9H10NO2F Peptide Synthesis Phenylalanine Derivatives Specialty Synthesis Unnatural Amino Acid Derivatives A - HPeptide Synthesis Amino Acids Modified Amino Acids Peptide Synthesis Phenylalanine Derivatives Unnatural Amino Acid Derivatives Fluorobenzene Benzenes amino