L-2,3-Diaminopropionic acid hydrochloride
L-2,3-Diaminopropionic acid hydrochloride (CAS 1482-97-9) is a non-proteinogenic amino acid derivative with the empirical formula C3H8N2O2 · HCl and a molecular weight of 140.57 g/mol. This compound is primarily utilised in chemical biology and synthesis, serving as a key building block in peptide chemistry and for the creation of unnatural amino acid derivatives. Tech Serve Solutions supplies this high-quality reagent for research and development purposes.
- IUPAC
- 3-Amino-L-alanine hydrochloride
- Synonyms
- 3-Amino-L-alanine hydrochloride

Chemical Synthesis
Serves as a versatile building block in organic synthesis, enabling the construction of complex molecules and novel chemical entities.
Peptide Chemistry
Incorporated into peptide sequences to explore modified structures, enhance stability, or introduce specific functionalities not found in natural amino acids.
Biochemical Research
Used in chemical biology to study protein structure-function relationships or to develop new biochemical probes.
Unnatural Amino Acid Derivatives
A key intermediate for the synthesis of various unnatural amino acid derivatives with potential applications in medicinal chemistry and materials science.
| Molecular weight | 140.57 |
|---|---|
| Empirical formula | C3H8N2O2 · HCl |
| Assay | ≥97.0% (AT)≥97.0% |
| Optical activity | [α]20/D +24±2°, c = 2% in 0.5 M HCl |
| Loss on drying | <1% loss on drying |
| Melting point | 231-233 °C (dec.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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-2,3-Diaminopropionic acid hydrochloride used for?
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L-2,3-Diaminopropionic acid hydrochloride is used in chemical biology and synthesis, particularly in peptide chemistry and for creating unnatural amino acid derivatives.
What are the CAS number and formula for L-2,3-Diaminopropionic acid hydrochloride?
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The CAS number is 1482-97-9, and the empirical formula is C3H8N2O2 · HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies L-2,3-Diaminopropionic acid hydrochloride with an assay of ≥97.0% (AT). TSS does not represent this product as USP, BP, EP, or other pharmacopoeia grades unless explicitly stated.
How should L-2,3-Diaminopropionic acid hydrochloride be handled safely?
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Handle with appropriate personal protective equipment including a dust mask (type N95 US recommended), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation to prevent irritation to the respiratory tract (H335), skin (H315), and eyes (H319).
Is L-2,3-Diaminopropionic acid hydrochloride available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including L-2,3-Diaminopropionic acid hydrochloride.
How can I request a sample or quote?
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Please contact our sales department via phone or email to request a sample or a detailed quotation for L-2,3-Diaminopropionic acid hydrochloride.
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