(S)-Boc-4-bromo-β-Phe-OH

CAS 261165-06-4BrC6H4CH[NHCO2C(CH3)3]CH2CO2HChemical Synthesis

(S)-Boc-4-bromo-β-Phe-OH (CAS: 261165-06-4) is a protected beta-amino acid derivative. With a molecular weight of 344.20 g/mol, this compound features a bromine atom on the phenyl ring and a Boc-protected amine group, making it a valuable building block in organic synthesis. It is primarily utilised in peptide chemistry and the development of unnatural amino acids for chemical biology applications.

IUPAC: (S)-3-(Boc-amino)-3-(4-bromophenyl)propionic acid,Boc-4-bromo-D-β-phenylalanine
Synonyms: (S)-3-(Boc-amino)-3-(4-bromophenyl)propionic acidBoc-4-bromo-D-β-phenylalanine

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(S)-Boc-4-bromo-β-Phe-OH (BrC6H4CH[NHCO2C(CH3)3]CH2CO2H) — chemical structure, CAS 261165-06-4; Chemistry, fine chemical supplied by Tech Serve Solutions

Beta-Amino AcidsChemical BiologyChemical SynthesisPeptide Chemistry

01 /Applications

Peptide Synthesis

Serves as a non-canonical amino acid building block for incorporating beta-phenylalanine derivatives into peptide chains, enabling the study of peptide structure-activity relationships.

Chemical Biology Research

Utilized in the design and synthesis of novel peptides and peptidomimetics with modified properties for biological investigations.

Organic Synthesis Intermediate

Acts as a versatile intermediate in complex organic synthesis pathways, particularly for creating molecules with specific stereochemical and functional group requirements.

Unnatural Amino Acid Development

Incorporates a brominated phenyl ring and a beta-amino acid structure, offering unique structural features for creating novel amino acid derivatives.

02 /Properties

Molecular weight	344.20
Linear formula	BrC6H4CH[NHCO2C(CH3)3]CH2CO2H
Assay	≥98.0% (HPLC)
Optical activity	[α]/D -46.0±2.0°, c = 1 in ethanol

03 /Safety & handling

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.

04 /Identifiers & registry

CAS number

261165-06-4

MDL number

MFCD03419292

05 /Quality & supply

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.

06 /Frequently asked questions

What is (S)-Boc-4-bromo-β-Phe-OH used for?

This compound is primarily used as a building block in peptide synthesis, chemical biology research, and as an intermediate in organic synthesis for developing unnatural amino acid derivatives.

What are the CAS number and formula for (S)-Boc-4-bromo-β-Phe-OH?

The CAS number is 261165-06-4 and the linear formula is BrC₆H₄CH[NHCO₂C(CH₃)₃]CH₂CO₂H.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies (S)-Boc-4-bromo-β-Phe-OH with an assay of ≥98.0% (HPLC). This is a research-grade chemical, and TSS does not represent it as USP, BP, or EP grade.

How should (S)-Boc-4-bromo-β-Phe-OH be handled?

Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. Observe standard laboratory safety protocols for chemical handling.

How is this product packed, shipped, and exported?

Tech Serve Solutions, as a specialist global supplier and exporter, ensures appropriate packaging and adheres to international shipping regulations for chemical products.