Boc-Tyr(Bzl)-OSu
Boc-Tyr(Bzl)-OSu (CAS 34805-19-1) is a protected amino acid derivative with the empirical formula C25H28N2O7 and a molecular weight of 468.50 g/mol. This compound serves as a valuable building block in peptide synthesis, particularly for incorporating modified tyrosine residues. It is utilized in chemical biology and synthesis for creating complex peptides and peptidomimetics, offering a protected form of O-benzyl-L-tyrosine.
- IUPAC
- Boc-O-benzyl-L-tyrosine hydroxysuccinimide ester
- Synonyms
- Boc-O-benzyl-L-tyrosine hydroxysuccinimide ester

Peptide Synthesis
Boc-Tyr(Bzl)-OSu is a key reagent for solid-phase and solution-phase peptide synthesis. It allows for the controlled introduction of O-benzyl protected tyrosine residues, which can later be deprotected to reveal the phenolic hydroxyl group.
Chemical Biology Research
In chemical biology, this compound facilitates the construction of peptides with specific modifications. These modified peptides can be used to study protein-protein interactions, enzyme mechanisms, and develop peptide-based therapeutics.
Organic Synthesis
Beyond peptide chemistry, Boc-Tyr(Bzl)-OSu finds application in general organic synthesis where a protected tyrosine moiety is required. Its reactive N-hydroxysuccinimide ester group enables efficient coupling reactions.
| Molecular weight | 468.50 |
|---|---|
| Empirical formula | C25H28N2O7 |
| Assay | ≥98.0% (HPLC) |
| Optical activity | [α]20/D −6.5±0.5°, c = 2% in dioxane |
| Storage temperature | −20°C |
| Melting point | 149-153 °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-Tyr(Bzl)-OSu used for?
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Boc-Tyr(Bzl)-OSu is primarily used as a building block in peptide synthesis and for applications in chemical biology and organic synthesis, enabling the incorporation of O-benzyl protected tyrosine.
What is the CAS number and formula for Boc-Tyr(Bzl)-OSu?
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The CAS number is 34805-19-1, and the empirical formula is C25H28N2O7.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Boc-Tyr(Bzl)-OSu with an assay of ≥98.0% (HPLC). This product is intended for research and chemical synthesis purposes and is not represented as USP, BP, or EP grade.
How should Boc-Tyr(Bzl)-OSu be handled and stored?
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Handle Boc-Tyr(Bzl)-OSu with appropriate personal protective equipment, including eyeshields, gloves, and a type N95 (US) or P1 (EN143) respirator filter. It should be stored at -20°C.
Is Boc-Tyr(Bzl)-OSu a controlled substance?
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The provided data does not indicate that Boc-Tyr(Bzl)-OSu is a controlled substance.
How is Boc-Tyr(Bzl)-OSu packed, shipped, and exported?
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Tech Serve Solutions is a global supplier and exporter of fine chemicals, adhering to all relevant regulations for packing, shipping, and exporting products like Boc-Tyr(Bzl)-OSu.
How can I request a sample or quote for Boc-Tyr(Bzl)-OSu?
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To request a sample or obtain a quote for Boc-Tyr(Bzl)-OSu, please contact the Tech Serve Solutions sales department through our website or by phone.
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