DL-Ornithine monohydrochloride
DL-Ornithine monohydrochloride (CAS: 1069-31-4), with the chemical formula NH2(CH2)3CH(CO2H)(NH2) · HCl and a molecular weight of 168.62 g/mol, is a vital amino acid derivative. This compound serves as a key building block in peptide synthesis and is employed in biochemical research. Its properties make it a valuable reagent for studies in chemical biology and the development of novel compounds.
- IUPAC
- (±)-2,5-Diaminopentanoic acid monohydrochloride

Peptide Synthesis
DL-Ornithine monohydrochloride is utilised as a non-proteinogenic amino acid in the synthesis of peptides. It allows for the introduction of modified amino acid residues, expanding the structural diversity and functional properties of synthetic peptides.
Biochemical Research
This compound is a valuable reagent in biochemical research, particularly in studies involving amino acid metabolism, enzyme kinetics, and protein structure. Its availability as a monohydrochloride salt enhances its stability and solubility for experimental use.
Chemical Biology
DL-Ornithine monohydrochloride finds applications in chemical biology for constructing complex biomolecules and probing biological pathways. It can be incorporated into molecular probes or used to study interactions within biological systems.
Chemical Synthesis
As a versatile chemical intermediate, it is employed in the synthesis of various organic compounds. Researchers utilise its unique structure for the development of new chemical entities with potential pharmaceutical or material science applications.
| Molecular weight | 168.62 |
|---|---|
| Linear formula | NH2(CH2)3CH(CO2H)(NH2) · HCl |
| Assay | ~99% |
| Impurities tested | ammonia, essentially free |
| Melting point | ~233 °C (dec.) |
| 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 DL-Ornithine monohydrochloride used for?
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DL-Ornithine monohydrochloride is used in peptide synthesis, biochemical research, chemical biology studies, and general chemical synthesis as a building block or reagent.
What is the CAS number and chemical formula for DL-Ornithine monohydrochloride?
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The CAS number is 1069-31-4 and the chemical formula is NH2(CH2)3CH(CO2H)(NH2) · HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies DL-Ornithine monohydrochloride with an assay of approximately 99%. This product is not classified as USP, BP, or EP grade.
What are the safety and handling considerations for DL-Ornithine monohydrochloride?
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DL-Ornithine monohydrochloride is classified with WGK Germany 3. Appropriate personal protective equipment, including eyeshields, gloves, and a type N95 or P1 respirator filter, should be used. It decomposes around 233 °C.
How is DL-Ornithine monohydrochloride packed, shipped, and exported?
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DL-Ornithine monohydrochloride is carefully packed to maintain its integrity during transit and is available for global export. Specific packaging details can be provided upon request.
How can I request a quote or sample of DL-Ornithine monohydrochloride?
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To request a quote or a sample of DL-Ornithine monohydrochloride, please contact our sales team through the website or by phone.
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