3-Chloro-L-tyrosine
3-Chloro-L-tyrosine (CAS: 7423-93-0) is a chlorinated derivative of the amino acid tyrosine, with the molecular formula C9H10ClNO3 and a molecular weight of 215.63 g/mol. This unnatural amino acid derivative serves as a valuable building block in chemical synthesis and peptide chemistry. Its unique structure, featuring a chlorine atom on the phenolic ring, allows for novel modifications and the creation of specialised biomolecules.

Chemical Synthesis
Used as a precursor or reagent in the synthesis of complex organic molecules. Its functional groups allow for diverse chemical transformations, aiding in the construction of novel chemical entities.
Peptide Chemistry
Incorporated into peptide sequences to introduce specific structural or functional properties. This enables the study and development of modified peptides with tailored biological activities.
Chemical Biology Research
Employed as a tool compound in biochemical and biological research. Its unique properties can be leveraged to probe biological pathways or as a component in labelled molecules.
Drug Discovery and Development
Serves as a building block in the design and synthesis of potential pharmaceutical candidates. Modifications of natural amino acids are common strategies in medicinal chemistry.
| Molecular weight | 215.63 |
|---|---|
| Linear formula | 4-(HO)C6H3(Cl)CH2CH(NH2)CO2H |
| Assay | 97% |
| Optical activity | [α]24/D −2°, c = 1 in 1 M HCl |
| Melting point | 249 °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 3-Chloro-L-tyrosine used for?
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3-Chloro-L-tyrosine is primarily used in chemical synthesis, peptide chemistry, and chemical biology research as a building block for creating modified peptides and complex organic molecules.
What is the CAS number and chemical formula for 3-Chloro-L-tyrosine?
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The CAS number is 7423-93-0 and the linear chemical formula is 4-(HO)C6H3(Cl)CH2CH(NH2)CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Chloro-L-tyrosine with a minimum assay of 97%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades.
How should 3-Chloro-L-tyrosine be handled safely?
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Handle 3-Chloro-L-tyrosine with appropriate personal protective equipment, including eyeshields and gloves. Use a type N95 (US) or type P1 (EN143) respirator filter when handling. It has a GHS classification of 3 for WGK Germany.
Does Tech Serve Solutions export 3-Chloro-L-tyrosine?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 3-Chloro-L-tyrosine.
How can I request a sample or quote for 3-Chloro-L-tyrosine?
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Please contact our sales team via the website or by phone to request a sample or a formal quotation for 3-Chloro-L-tyrosine.
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