Boc-Tyr-OH
Boc-Tyr-OH (CAS: 3978-80-1) is N-(tert-Butoxycarbonyl)-L-tyrosine, a protected amino acid derivative with a molecular weight of 281.30 g/mol. It is a key building block in peptide synthesis and chemical biology research. Supplied by Tech Serve Solutions with an assay of 98%, this compound is essential for constructing complex peptides and for applications requiring the controlled introduction of a tyrosine residue.
- IUPAC
- N-(tert-Butoxycarbonyl)-L-tyrosine,Boc-L-tyrosine
- Synonyms
- N-(tert-Butoxycarbonyl)-L-tyrosineBoc-L-tyrosine

Peptide Synthesis
Boc-Tyr-OH serves as a protected amino acid for solid-phase and solution-phase peptide synthesis. The tert-butoxycarbonyl (Boc) group protects the amine functionality, allowing controlled coupling of tyrosine into peptide chains.
Chemical Biology Research
This derivative is utilized in chemical biology to introduce modified tyrosine residues into peptides or proteins. It aids in studying protein function, drug discovery, and the development of peptidomimetics.
Organic Synthesis
As a versatile intermediate, Boc-Tyr-OH is employed in complex organic synthesis pathways. Its protected form facilitates selective reactions at other functional groups within the molecule.
| Molecular weight | 281.30 |
|---|---|
| Linear formula | 4-(HO)C6H4CH2CH(COOH)NHC(O)OC(CH3)3 |
| Assay | 98% |
| Optical activity | [α]20/D +3.0°, c = 2 in acetic acid |
| Melting point | 133-135 °C(lit.) |
| 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-OH used for?
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Boc-Tyr-OH is primarily used as a protected amino acid in peptide synthesis and in chemical biology research for introducing tyrosine residues into peptides and proteins.
What is the CAS number and formula for Boc-Tyr-OH?
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The CAS number for Boc-Tyr-OH is 3978-80-1. Its linear formula is 4-(HO)C6H4CH2CH(COOH)NHC(O)OC(CH3)3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Boc-Tyr-OH with an assay of 98%. This product is supplied for research and development purposes and is not represented as USP, BP, EP, or pharmacopoeia grade.
What are the safety precautions for handling Boc-Tyr-OH?
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Handling Boc-Tyr-OH requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. It is classified with a WGK Germany of 3.
How is Boc-Tyr-OH packed and shipped?
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Boc-Tyr-OH is carefully packed to maintain its integrity during transit. Tech Serve Solutions is a global supplier and exporter, ensuring reliable delivery worldwide.
How can I request a sample or quote for Boc-Tyr-OH?
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To request a sample or obtain a quote for Boc-Tyr-OH, please contact our sales team through the website or via direct inquiry, providing your specific requirements.
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