DL-2,4-Diaminobutyric acid dihydrochloride
DL-2,4-Diaminobutyric acid dihydrochloride (CAS 65427-54-5) is a derivative of the amino acid 2,4-diaminobutyric acid, with the linear formula NH₂CH₂CH₂CH(NH₂)COOH · 2HCl. This compound, possessing a molecular weight of 191.06 g/mol, is utilised in chemical biology and synthesis. It serves as a building block in peptide chemistry and for the creation of unnatural amino acid derivatives. Available at ≥99.0% purity, it is supplied by Tech Serve Solutions for research and development purposes.
- Synonyms
- 2,4-Diaminobutyric acid dihydrochlorideNH2CH2CH2CH(NH2)COOH · 2HCl

Chemical Biology Research
DL-2,4-Diaminobutyric acid dihydrochloride serves as a valuable tool in chemical biology for investigating biological pathways and developing novel biochemical probes. Its unique structure allows for incorporation into peptides or other biomolecules to study structure-activity relationships.
Peptide Synthesis
This compound is employed in the synthesis of peptides, particularly those requiring non-proteinogenic amino acids. It can be used to introduce specific structural modifications or functional groups, enabling the creation of peptides with altered properties for research.
Unnatural Amino Acid Derivative Synthesis
DL-2,4-Diaminobutyric acid dihydrochloride is a precursor or building block for synthesising a range of unnatural amino acid derivatives. These derivatives are crucial for expanding the chemical space in drug discovery and materials science.
Chemical Synthesis Intermediate
As an intermediate in chemical synthesis, it facilitates the construction of more complex organic molecules. Its diamine and carboxylic acid functionalities offer versatile reaction sites for various synthetic transformations.
| Molecular weight | 191.06 |
|---|---|
| Linear formula | NH2CH2CH2CH(NH2)COOH · 2HCl |
| Assay | ≥99.0% (AT) |
| Solubility | H2O: soluble50 mg/mL, clear |
| Storage temperature | −20°C |
| Melting point | 197 °C (dec.)(lit.) |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3261 8 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-36/37/39-45 |
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 DL-2,4-Diaminobutyric acid dihydrochloride primarily used for?
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DL-2,4-Diaminobutyric acid dihydrochloride is primarily used in chemical biology and synthesis, including peptide chemistry and the creation of unnatural amino acid derivatives.
What is the CAS number and formula for DL-2,4-Diaminobutyric acid dihydrochloride?
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The CAS number is 65427-54-5 and the linear formula is NH₂CH₂CH₂CH(NH₂)COOH · 2HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies DL-2,4-Diaminobutyric acid dihydrochloride with an assay of ≥99.0% (AT). We do not represent this product as USP, BP, EP, or pharmaceutical grade unless explicitly stated in the specifications.
How should DL-2,4-Diaminobutyric acid dihydrochloride be handled safely?
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This compound is classified as Danger with hazard statement H314 (Causes severe skin burns and eye damage). Appropriate personal protective equipment, including eyeshields, face shields, gloves, and respiratory protection (type N100 or P3 filters), must be used. Handle with extreme caution in a well-ventilated area. Consult the Safety Data Sheet (SDS) for comprehensive handling information.
How is DL-2,4-Diaminobutyric acid dihydrochloride packed and shipped?
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DL-2,4-Diaminobutyric acid dihydrochloride is typically packed in appropriate containers for chemical transport and is exported globally by Tech Serve Solutions, adhering to all relevant shipping regulations, including UN 3261, Class 8, Packing Group III.
How can I request a quote or sample?
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To request a quote or a sample of DL-2,4-Diaminobutyric acid dihydrochloride, please contact the Tech Serve Solutions sales department through our website or by calling us directly.
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