Boc-Phe(3,4-Cl2)-OH
Boc-Phe(3,4-Cl2)-OH (CAS: 80741-39-5) is an unnatural amino acid derivative with the molecular formula C14H17Cl2NO4. As a protected phenylalanine analogue, it serves as a crucial building block in peptide synthesis and chemical biology research. Its utility extends to the development of novel compounds and the exploration of structure-activity relationships in medicinal chemistry. This compound is supplied by Tech Serve Solutions for research and development purposes.
- IUPAC
- Boc-3,4-dichloro-L-phenylalanine
- Synonyms
- N-(tert-Butoxycarbonyl)-3,4-dichlorophenylalanineBoc-3,4-dichloro-L-phenylalanine

Peptide Synthesis
Utilised as a protected unnatural amino acid for incorporation into peptide chains, enabling the creation of modified peptides with unique properties and functionalities.
Chemical Biology Research
Serves as a valuable tool for investigating biological processes, protein function, and the development of biochemical probes due to its unique structural modifications.
Medicinal Chemistry
Employed in the design and synthesis of novel drug candidates and small molecules, particularly where structural variations of phenylalanine are required for target interaction.
Organic Synthesis
Acts as a key intermediate in complex organic synthesis pathways, facilitating the construction of specialised molecules and research compounds.
| Molecular weight | 334.20 |
|---|---|
| Empirical formula | C14H17Cl2NO4 |
| Assay | ≥98.0% (TLC) |
| 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(3,4-Cl2)-OH used for?
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Boc-Phe(3,4-Cl2)-OH is used in peptide synthesis, chemical biology research, medicinal chemistry, and organic synthesis as a protected unnatural amino acid building block.
What are the CAS number and formula for Boc-Phe(3,4-Cl2)-OH?
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The CAS number is 80741-39-5 and the empirical formula is C14H17Cl2NO4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Boc-Phe(3,4-Cl2)-OH with a minimum purity of ≥98.0% as determined by TLC. This product is intended for research purposes and is not represented as USP, BP, or EP grade.
What are the safety and handling precautions for Boc-Phe(3,4-Cl2)-OH?
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Appropriate personal protective equipment, including eyeshields, gloves, and a type N95 (US) or P1 (EN143) respirator filter, should be used when handling Boc-Phe(3,4-Cl2)-OH. Refer to the Safety Data Sheet for comprehensive handling information. It has a WGK rating of 3 in Germany, indicating a high hazard to water.
How is Boc-Phe(3,4-Cl2)-OH packed, shipped, and exported?
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Boc-Phe(3,4-Cl2)-OH is carefully packed according to industry standards for safe transport. Tech Serve Solutions has extensive experience in exporting fine chemicals globally.
How can I request a sample or quote for Boc-Phe(3,4-Cl2)-OH?
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To request a sample or a quotation, please contact our sales department through the TSS website or by telephone, providing the product name and CAS number.
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