3-Nitro-L-tyrosine
3-Nitro-L-tyrosine (CAS: 621-44-3) is a yellow to green crystalline compound with the molecular formula O2NC6H3-4-(OH)CH2CH(NH2)CO2H. As a tyrosine derivative, it is primarily utilized as a marker for peroxynitrite, playing a role in studies related to oxidative stress and cell signaling. This compound is suitable for research applications requiring specific biochemical markers.

Biochemical Marker
3-Nitro-L-tyrosine serves as a valuable marker for peroxynitrite, an important reactive nitrogen species involved in cellular processes. Its presence or formation can indicate oxidative stress conditions within biological systems.
Research in Cell Biology
This compound is employed in cell biology research to investigate pathways related to cell signaling, cell stress, and oxidative damage. It aids in understanding the mechanisms of various cellular responses.
Neuroscience Studies
Within neuroscience, 3-Nitro-L-tyrosine can be used to study the role of reactive nitrogen species in neuronal function and dysfunction. It contributes to the understanding of neurodegenerative processes.
Chemical Synthesis
As a modified amino acid derivative, it can also be a building block or intermediate in the synthesis of more complex molecules for chemical biology research.
| Molecular weight | 226.19 |
|---|---|
| Linear formula | O2NC6H3-4-(OH)CH2CH(NH2)CO2H |
| Form | crystalline |
| Colour | yellow to green |
| Application | Marker for peroxynitrite. |
| Melting point | 233-235 °C (dec.)(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-Nitro-L-tyrosine used for?
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3-Nitro-L-tyrosine is primarily used as a marker for peroxynitrite in research, particularly in studies concerning oxidative stress, cell signaling, cell biology, and neuroscience.
What are the CAS number and chemical formula for 3-Nitro-L-tyrosine?
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The CAS number for 3-Nitro-L-tyrosine is 621-44-3, and its chemical formula is O2NC6H3-4-(OH)CH2CH(NH2)CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Nitro-L-tyrosine in crystalline form with a yellow to green colour. Purity details are available upon request, and TSS does not represent this product as USP, BP, or EP grade.
What are the safety precautions for handling 3-Nitro-L-tyrosine?
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Handling 3-Nitro-L-tyrosine requires appropriate personal protective equipment, including eyeshields, gloves, and a type N95 (US) or type P1 (EN143) respirator filter. Refer to the safety data sheet for detailed handling instructions.
How is 3-Nitro-L-tyrosine packed and shipped?
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Tech Serve Solutions packs and ships fine chemicals, pharmaceutical intermediates, and laboratory reagents globally, adhering to all relevant shipping regulations for chemical products.
How can I request a sample or quote for 3-Nitro-L-tyrosine?
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To request a sample or a quote for 3-Nitro-L-tyrosine, please contact our sales team through the website or by phone.
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