Z-Tyr-OH
Z-Tyr-OH (CAS: 1164-16-5) is N-Carbobenzyloxy-L-tyrosine, a derivative of the amino acid tyrosine. With a molecular weight of 315.32 g/mol, this compound is primarily utilised in chemical synthesis and peptide chemistry. It serves as a protected amino acid building block in the development of complex peptides and as a reagent in chemical biology research. Its defined structure and reactivity make it valuable for targeted synthetic pathways.
- IUPAC
- N-Carbobenzyloxy-L-tyrosine,Z-L-Tyrosine
- Synonyms
- N-Carbobenzyloxy-L-tyrosineZ-L-Tyrosine

Peptide Synthesis
Z-Tyr-OH acts as a crucial protected amino acid in solid-phase and solution-phase peptide synthesis. The carbobenzyloxy (Z) group provides effective protection for the amine functionality during coupling reactions, ensuring regioselective peptide bond formation.
Chemical Biology Research
This compound is employed as a reagent in chemical biology to introduce modified tyrosine residues into peptides or proteins. Its structure allows for further functionalization or investigation of biological processes at the molecular level.
Organic Synthesis Intermediate
As a versatile intermediate, Z-Tyr-OH is used in the synthesis of various organic molecules. Its protected functional groups allow for selective manipulation and incorporation into more complex molecular architectures.
| Molecular weight | 315.32 |
|---|---|
| Linear formula | HOC6H4CH2CH(NHCOOCH2C6H5)COOH |
| Assay | 97% |
| Optical activity | [α]22/D +11°, c = 1 in acetic acid |
| Melting point | 57-60 °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 Z-Tyr-OH used for?
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Z-Tyr-OH is used in peptide synthesis, chemical biology research, and as an intermediate in organic synthesis. It functions as a protected amino acid building block, particularly for introducing modified tyrosine residues.
What is the CAS number and chemical formula for Z-Tyr-OH?
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The CAS number for Z-Tyr-OH is 1164-16-5. The linear chemical formula is HOC<sub>6</sub>H<sub>4</sub>CH<sub>2</sub>CH(NHCOOCH<sub>2</sub>C<sub>6</sub>H<sub>5</sub>)COOH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Z-Tyr-OH with a minimum assay of 97%. This product is typically considered a research or technical grade and is not represented as USP, BP, or EP grade.
How should Z-Tyr-OH be handled safely?
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Handling Z-Tyr-OH requires personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. The compound has a WGK rating of 3 in Germany, indicating it is hazardous to water.
How is Z-Tyr-OH packed and shipped?
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Z-Tyr-OH is carefully packed to ensure product integrity during transit. Tech Serve Solutions exports this chemical globally, adhering to all relevant shipping regulations for chemical substances.
How can I request a quote or sample for Z-Tyr-OH?
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To request a quote or a sample of Z-Tyr-OH, please contact the Tech Serve Solutions sales team through our website or by phone, providing your contact details and desired quantity.
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