L-β-Homoserine
L-β-Homoserine (CAS: 16504-56-6), with the empirical formula C4H9NO3 and a molecular weight of 119.12 g/mol, is a beta-amino acid derivative. It is recognised for its role in chemical biology and peptide synthesis. This compound serves as a valuable building block in the creation of unnatural peptides and complex organic molecules, contributing to advancements in chemical synthesis research.
- IUPAC
- (R)-3-Amino-4-hydroxybutyric acid

Peptide Chemistry
L-β-Homoserine is utilised as a non-proteinogenic amino acid to introduce structural diversity into peptide sequences. Its incorporation can modify peptide conformation and biological activity.
Chemical Synthesis
This compound serves as a chiral building block in the synthesis of complex organic molecules. It is particularly useful in the construction of novel pharmaceutical intermediates and other fine chemicals.
Chemical Biology Research
As an unnatural amino acid derivative, L-β-Homoserine finds application in probing biological pathways and developing novel biochemical tools. Its unique structure allows for the study of protein-ligand interactions.
| Molecular weight | 119.12 |
|---|---|
| Empirical formula | C4H9NO3 |
| Assay | ≥98.0% (TLC) |
| 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 L-β-Homoserine used for?
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L-β-Homoserine is used in peptide chemistry to create unnatural peptides, in chemical synthesis as a chiral building block for complex molecules, and in chemical biology research.
What are the CAS number and formula for L-β-Homoserine?
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The CAS number for L-β-Homoserine is 16504-56-6, and its empirical formula is C4H9NO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies L-β-Homoserine with an assay of ≥98.0% (TLC). TSS does not represent this product as USP, BP, or EP grade.
How should L-β-Homoserine be handled safely?
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Appropriate personal protective equipment, including eyeshields and gloves, should be worn. Respiratory protection, such as a type N95 (US) or type P1 (EN143) respirator filter, is recommended. The compound has a WGK Germany rating of 3.
Can Tech Serve Solutions export L-β-Homoserine?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including L-β-Homoserine.
How can I request a sample or quote for L-β-Homoserine?
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To request a sample or obtain a quote for L-β-Homoserine, please contact our sales team through the website or by phone.
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