Boc-Phe(2,4-Cl2)-OH
N-Boc-2,4-dichloro-L-phenylalanine (CAS: 114873-04-0; Formula: C14H17Cl2NO4; Molar Mass: 334.20 g/mol) is a protected unnatural amino acid derivative. It serves as a crucial building block in peptide synthesis and chemical biology research. This compound, offered with a purity of ≥98.0% by TLC, is valuable for researchers developing novel peptides and small molecules with specific biological activities, requiring precise structural modifications.
- IUPAC
- Boc-2,4-dichloro-L-phenylalanine
- Synonyms
- Boc-2,4-dichloro-L-phenylalanineN-Boc-2,4-dichlorophenylalanine

Peptide Synthesis
Serves as a protected unnatural amino acid for incorporating 2,4-dichlorophenylalanine residues into peptide chains. This allows for the study of structure-activity relationships and the development of novel peptide-based therapeutics or research tools.
Chemical Biology Research
Utilised in the design and synthesis of modified peptides or small molecules to probe biological pathways or protein interactions. The dichlorinated phenylalanine moiety can influence binding affinities and pharmacokinetic properties.
Drug Discovery & Development
Acts as a versatile intermediate in the synthesis of complex organic molecules and potential drug candidates. Its unnatural structure offers unique opportunities for medicinal chemists exploring new chemical space.
| Molecular weight | 334.20 |
|---|---|
| Empirical formula | C14H17Cl2NO4 |
| Assay | ≥98.0% (TLC) |
| Optical activity | [α]20/D −31±3°, c = 1% in methanol |
| Melting point | 133-137 °C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Boc-Phe(2,4-Cl2)-OH used for?
+
Boc-Phe(2,4-Cl2)-OH is primarily used as a protected unnatural amino acid in peptide synthesis and in chemical biology research for the development of novel peptides and small molecules.
What are the CAS number and formula for Boc-Phe(2,4-Cl2)-OH?
+
The CAS number is 114873-04-0 and the empirical formula is C14H17Cl2NO4.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Boc-Phe(2,4-Cl2)-OH with an assay of ≥98.0% (TLC). We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
What are the safety and handling recommendations for this compound?
+
Due to its potential hazards, appropriate personal protective equipment, including eyeshields, gloves, and a type N95 (US) or P1 (EN143) respirator filter, should be used. It is classified with a WGK Germany rating of 3, indicating it is hazardous to water. Handle with care in a well-ventilated area.
How is Boc-Phe(2,4-Cl2)-OH packed and shipped?
+
Tech Serve Solutions packs and ships chemicals according to international safety and regulatory standards, ensuring secure transit for global export. Specific packaging details are available upon request.
How can I request a quote or sample for Boc-Phe(2,4-Cl2)-OH?
+
To request a quote or a sample, please contact our sales team through the website or by phone, providing your contact details and the product information, including the CAS number 114873-04-0.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis