(S)-3-Aminopentanoic acid
(S)-3-Aminopentanoic acid (CAS: 14389-77-6), a chiral non-proteinogenic amino acid with the molecular formula C5H9NO2 and a molecular weight of 115.13 g/mol. This compound is a valuable building block in chemical synthesis and peptide chemistry. It is primarily utilised in research and development settings for the creation of novel molecules and in the study of chemical biology.
- IUPAC
- (S)-3-Amino-valeric acid

Chemical Synthesis
Serves as a chiral intermediate in the synthesis of complex organic molecules. Its specific stereochemistry is crucial for building stereodefined structures.
Peptide Chemistry
Incorporated into peptides to introduce conformational constraints or to study structure-activity relationships. It is a component in the development of peptidomimetics and modified peptides.
Chemical Biology
Used as a tool compound in biological research to investigate enzyme mechanisms, protein function, or to develop biochemical probes.
Research and Development
A key reagent in academic and industrial laboratories for exploring new synthetic routes and developing novel compounds with potential therapeutic or material applications.
| Molecular weight | 115.13 |
|---|---|
| Empirical formula | C5H9NO2 |
| Assay | ≥97.5% (GC)98% |
| Optical purity | enantiomeric excess: ≥99.0% |
| 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 (S)-3-Aminopentanoic acid used for?
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(S)-3-Aminopentanoic acid is primarily used as a chiral building block in chemical synthesis, peptide chemistry, and chemical biology research. It is a valuable intermediate for creating complex stereodefined molecules and modified peptides.
What are the CAS number and formula for (S)-3-Aminopentanoic acid?
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The CAS number for (S)-3-Aminopentanoic acid is 14389-77-6, and its empirical formula is C5H9NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (S)-3-Aminopentanoic acid with an assay of ≥97.5% (GC) and an enantiomeric excess of ≥99.0% optical purity. This product is intended for research and laboratory use and is not supplied as USP, BP, EP, or any pharmacopoeia grade.
What are the safety considerations when handling (S)-3-Aminopentanoic acid?
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Handling (S)-3-Aminopentanoic acid requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. The compound is classified under WGK Germany 3, indicating it is hazardous to water.
How is (S)-3-Aminopentanoic acid packed, shipped, and exported?
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Tech Serve Solutions carefully packs, ships, and exports (S)-3-Aminopentanoic acid in compliance with all relevant regulations to ensure safe and secure delivery globally.
How can I request a sample or quote for (S)-3-Aminopentanoic acid?
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To request a sample or a quote for (S)-3-Aminopentanoic acid, please contact our sales team through the website or by phone, providing your specific requirements.
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