Boc-Phe(4-NO2)-OH
Boc-Phe(4-NO2)-OH (CAS 33305-77-0) is an N-protected unnatural amino acid derivative with the molecular formula C14H18N2O6 and a molecular weight of 310.30. This compound is primarily utilized in chemical synthesis, particularly within peptide chemistry and chemical biology. It serves as a valuable building block for creating complex peptides and modified biomolecules, offering a nitro-substituted phenylalanine moiety for further chemical elaboration.
- IUPAC
- Boc-4-nitro-L-phenylalanine

Peptide Synthesis
Used as a protected unnatural amino acid building block in solid-phase or solution-phase peptide synthesis to introduce nitro-phenylalanine residues into peptide chains.
Chemical Biology Research
Employed in the design and synthesis of modified peptides and proteins for studying biological processes or developing new therapeutic agents.
Organic Synthesis Intermediate
Serves as a versatile intermediate in organic chemistry for the synthesis of complex molecules and novel chemical entities.
| Molecular weight | 310.30 |
|---|---|
| Empirical formula | C14H18N2O6 |
| Assay | ≥99.0% (T) |
| Optical activity | [α]20/D +8±1°, c = 1% in methanol |
| 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-Phe(4-NO2)-OH used for?
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Boc-Phe(4-NO2)-OH is primarily used as a protected unnatural amino acid in peptide synthesis, chemical biology research, and as an intermediate in organic synthesis.
What are the CAS number and molecular formula for Boc-Phe(4-NO2)-OH?
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The CAS number is 33305-77-0 and the molecular formula is C14H18N2O6.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Boc-Phe(4-NO2)-OH with an assay of ≥99.0% (T). This product is not graded as USP, BP, EP, or for pharmaceutical, nutraceutical, or food use.
How should Boc-Phe(4-NO2)-OH be handled?
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Handle Boc-Phe(4-NO2)-OH with appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation and use a type N95 (US) or type P1 (EN143) respirator filter if necessary. The compound is classified under WGK Germany 3.
How is Boc-Phe(4-NO2)-OH packed and shipped?
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This chemical is carefully packed according to industry standards for safe handling, storage, and international export by Tech Serve Solutions.
How can I request a sample or quote for Boc-Phe(4-NO2)-OH?
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Please contact our sales team through our website or by phone to request a sample or a quotation for Boc-Phe(4-NO2)-OH.
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