D-Tyrosine
D-Tyrosine (CAS: 556-02-5), with the molecular formula 4-(HO)C6H4CH2CH(NH2)CO2H and a molecular weight of 181.19 g/mol, is a non-essential amino acid derivative. It serves as a crucial building block in peptide synthesis and finds application in various research areas, including chemical biology and cell biology. Tech Serve Solutions supplies high-purity D-Tyrosine for laboratory and synthesis purposes.
- IUPAC
- (R)-2-Amino-3-(4-hydroxyphenyl)propionic acid,3-(4-Hydroxyphenyl)-D-alanine
- Synonyms
- 3-(4-Hydroxyphenyl)-D-alanine(R)-2-Amino-3-(4-hydroxyphenyl)propionic acidD-p-Hydroxyphenylalanine

Peptide Synthesis
D-Tyrosine is a key chiral building block for the synthesis of peptides and peptidomimetics. Its incorporation into peptide sequences allows for the study of structure-activity relationships and the development of novel therapeutic agents.
Biochemical Research
Utilised in chemical biology and cell biology research, D-Tyrosine aids in investigating protein structure, enzyme mechanisms, and cellular signaling pathways. Its specific stereochemistry is critical for biological interactions.
Chemical Synthesis Intermediate
As a versatile intermediate, D-Tyrosine is employed in the synthesis of complex organic molecules and potential pharmaceutical candidates. Its functional groups allow for diverse chemical modifications.
| Molecular weight | 181.19 |
|---|---|
| Linear formula | 4-(HO)C6H4CH2CH(NH2)CO2H |
| Assay | 99% |
| Grade | puriss. |
| Optical activity | [α]20/D +10.3°, c = 5 in 1 M HCl |
| Optical purity | ee: 99% (GLC) |
| Melting point | >300 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 D-Tyrosine used for?
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D-Tyrosine is primarily used as a building block in peptide synthesis and for research in biochemical, cell biology, and chemical biology fields. It also serves as an intermediate in chemical synthesis.
What are the CAS number and formula for D-Tyrosine?
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The CAS number for D-Tyrosine is 556-02-5, and its molecular formula is 4-(HO)C6H4CH2CH(NH2)CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies D-Tyrosine with a 'puriss.' grade and an assay of 99%. We do not represent this product as USP, BP, or EP grade unless explicitly stated.
How should D-Tyrosine be handled safely?
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D-Tyrosine is classified as a Warning irritant (H315, H319, H335). Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Ensure adequate ventilation and avoid dust formation. Refer to the safety data sheet for comprehensive handling information.
How is D-Tyrosine shipped and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including D-Tyrosine. We adhere to all relevant shipping and export regulations for chemical products.
How can I request a sample or quote for D-Tyrosine?
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To request a sample or a quote for D-Tyrosine, please contact our sales team through the website or by phone, providing your specific requirements.
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