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4-Methoxy-L-phenylalanine

CAS No.
6230-11-1
Chemical Name:
4-Methoxy-L-phenylalanine
Synonyms
O-METHYL-L-TYROSINE;(S)-2-AMino-3-(4-Methoxyphenyl)propanoic acid;H-TYR(ME)-OH;H-L-Tyr(Me)-OH;4-OMD;L-Tyr(me);L-4-METHOXYPHE;L-4-MeO-Phe-OH;L-H-Tyr(Me)-OH;H-PHE(4-OME)-OH
CBNumber:
CB4232074
Molecular Formula:
C10H13NO3
Molecular Weight:
195.22
MDL Number:
MFCD00002604
MOL File:
6230-11-1.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 03:02:03

4-Methoxy-L-phenylalanine Properties

Melting point 259-261 °C (dec.)(lit.)
alpha -8 º (c=2, 1N HCl)
Boiling point 331.88°C (rough estimate)
Density 1.1926 (rough estimate)
refractive index 1.5150 (estimate)
storage temp. 2-8°C
solubility Aqueous Acid (Slightly, Sonicated)
form Solid
pka 2.24±0.10(Predicted)
color White to Off-White
optical activity [α]25/D 7°, c = 0.5 in 1 M HCl
Water Solubility Very soluble in water.
λmax 273nm(HCl aq.)(lit.)
BRN 2212726
Major Application peptide synthesis
InChI 1S/C10H13NO3/c1-14-8-4-2-7(3-5-8)6-9(11)10(12)13/h2-5,9H,6,11H2,1H3,(H,12,13)/t9-/m0/s1
InChIKey GEYBMYRBIABFTA-VIFPVBQESA-N
SMILES COc1ccc(C[C@H](N)C(O)=O)cc1
CAS DataBase Reference 6230-11-1(CAS DataBase Reference)
FDA UNII SCX8EOU7CO
UNSPSC Code 12352200
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H335-H319-H315
Precautionary statements  P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P
PPE Eyeshields, Gloves, type N95 (US)
Safety Statements  22-24/25
WGK Germany  3
HS Code  29225090
Storage Class 11 - Combustible Solids
NFPA 704
0
1 0

4-Methoxy-L-phenylalanine price More Price(76)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 158259 O-Methyl-L-tyrosine 98% 6230-11-1 1g $47.4 2023-01-07 Buy
TCI Chemical M2276 O-Methyl-L-tyrosine >98.0%(HPLC)(T) 6230-11-1 1g $25 2026-04-30 Buy
Usbiological 282765 O-Methyl-L-tyrosine 6230-11-1 2g $339 2026-06-03 Buy
Usbiological 282765 O-Methyl-L-tyrosine 6230-11-1 5g $489 2026-06-03 Buy
Usbiological 282765 O-Methyl-L-tyrosine 6230-11-1 10g $658 2026-06-03 Buy
Product number Packaging Price Buy
158259 1g $47.4 Buy
M2276 1g $25 Buy
282765 2g $339 Buy
282765 5g $489 Buy
282765 10g $658 Buy

4-Methoxy-L-phenylalanine Chemical Properties, Uses, Production

Chemical Properties

white to very slightly beige powder

Uses

A non-natural Phenylalanine (P319415) derivative.

Uses

O-Methyl-L-tyrosine, is used as a fine chemical intermediate.

Definition

ChEBI: O-methyl-L-tyrosine is the L-enantiomer of O-methyltyrosine. It is an enantiomer of an O-methyl-D-tyrosine. It is a tautomer of an O-methyl-L-tyrosine zwitterion.

reaction suitability

reaction type: solution phase peptide synthesis

53267-93-9
6230-11-1
Synthesis of 4-Methoxy-L-phenylalanine from Boc-Tyr(Me)-OH

4-Methoxy-L-phenylalanine Preparation Products And Raw materials

Global Suppliers ( 224)
Supplier Tel Email Country ProdList Advantage
Amatek Scientific Co. Ltd. 0512-56316828 4008675858 sales@amateksci.com China 9848 55
Suzhou Daolan Biomedical Technology Co., Ltd. 15952404857 sales@dolanpharm.com China 2967 58
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
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
GL Biochem (Shanghai) Ltd 21-61263452 13641803416 ymbetter@glbiochem.com China 9981 64
Capot Chemical Co., Ltd +86 (0) 571 85 58 67 18 China 18187 66
Suzhou haiyu Biochem Industrial Co., LTD 512-68097639 18013585858 744942877@qq.com China 915 62

View Latest Price from 4-Methoxy-L-phenylalanine manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
4-Methoxy-L-phenylalanine pictures 2019-07-06 4-Methoxy-L-phenylalanine
6230-11-1
$1.00 1kg 98% 100KG Career Henan Chemical Co
H-4-METHOXY-PHE-OH H-P-METHOXY-PHE-OH H-PHE(4-OME)-OH L-4-METHOXYPHE 4-METHOXY-L-PHENYLALANINE 4-METHOXYPHENYLALANINE 4-METHOXY-PHE-OH P-METHOXYPHENYLALANINE P-METHOXY-L-PHENYLALANINE (S)-2-AMINO-3-(4-METHOXY-PHENYL)-PROPIONIC ACID L-TYROSINE-O-METHYL ETHER TYROSINE(ME)-OH L-4-MeO-Phe-OH 4-Methoxy-L-Phenylalanine L-H-Tyr(Me)-OH o-Methyl-l-tyrosine (2S)-2-Amino-3-(4-methoxyphenyl)propionic acid (S)-α-Amino-4-methoxybenzenepropanoic acid 4-OMD O-Methyl-L-tyrosine,98% 4-Methoxy-L-phenylal L-4-MeO-Phe-OH L-H-Tyr(Me)-OH (2R)-2-amino-3-(4-methoxyphenyl)propanoic acid L-3-(p-Methoxyphenyl)alanine O-Methyl-L-tyrosine 98% O-Methyl-L-tyrosine≥ 99% (HPLC) (2S)-2-ammonio-3-(4-methoxyphenyl)propanoate O-Methyl-L-tyrosine> L-Tyrosine, O-methyl- 4-Methoxy-L-phenylalanine USP/EP/BP L-Tyr(me) Lactic Acid Impurity 42 O-Methyl-L-tyrosine (S)-2-AMino-3-(4-Methoxyphenyl)propanoic acid H-TYR(ME)-OH H-L-Tyr(Me)-OH O-METHYL-L-TYROSINE 6230-11-1 CH3OC6H4CH2CHNH2CO2H Amino Acid Derivatives Peptide Synthesis Specialty Synthesis Tyrosine Amino Acids & Derivatives Unusual Amino Acids Amino Acids 13C, 2H, 15N Aromatics Chiral Reagents