(2R,3R)-3-(Boc-amino)-2-hydroxy-4-phenylbutyric acid
(2R,3R)-3-(Boc-amino)-2-hydroxy-4-phenylbutyric acid (CAS 77171-41-6) is a valuable chiral building block with the molecular formula C15H21NO5 and a molecular weight of 295.33 g/mol. This unnatural amino acid derivative features a protected amine and a hydroxyl group, making it useful in complex organic synthesis. It serves as an intermediate in the development of novel pharmaceuticals and in chemical biology research.
- IUPAC
- Boc-(2R,3R)-3-amino-2-hydroxy-4-phenylbutyric acid
- Synonyms
- Boc-(2R,3R)-3-amino-2-hydroxy-4-phenylbutyric acid

Peptide Synthesis
Incorporated into peptide sequences to introduce specific structural modifications or to create non-natural peptidomimetics with altered biological activities.
Chiral Synthesis
Acts as a chiral synthon for the construction of stereochemically defined molecules, particularly in the pharmaceutical industry for drug discovery.
Chemical Biology
Used in research to probe biological pathways or to develop novel chemical probes for studying protein interactions and functions.
Organic Synthesis Intermediate
A versatile intermediate for further functionalization and elaboration into more complex organic structures.
| Molecular weight | 295.33 |
|---|---|
| Empirical formula | C15H21NO5 |
| Assay | ≥98.0% |
| 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 (2R,3R)-3-(Boc-amino)-2-hydroxy-4-phenylbutyric acid used for?
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This compound is primarily used as a chiral building block in organic synthesis, particularly in peptide chemistry and for the development of pharmaceuticals and in chemical biology research.
What is the CAS number and molecular formula for this chemical?
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The CAS number is 77171-41-6 and the molecular formula is C15H21NO5.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical with an assay of ≥98.0%. This is a research-grade material and not supplied as USP, BP, EP, or pharmaceutical grade.
How should (2R,3R)-3-(Boc-amino)-2-hydroxy-4-phenylbutyric acid be handled safely?
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Handle 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. Refer to the safety data sheet for full details.
Is this chemical classified as hazardous?
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According to the provided data, this chemical has a WGK Germany classification of 3, indicating it is hazardous to water.
How can I request a quote or sample?
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Please contact our sales team or use the online enquiry form to request a quote or sample of (2R,3R)-3-(Boc-amino)-2-hydroxy-4-phenylbutyric acid.
Does TSS export this chemical?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including (2R,3R)-3-(Boc-amino)-2-hydroxy-4-phenylbutyric acid.
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