L-Lysine ethyl ester dihydrochloride
L-Lysine ethyl ester dihydrochloride (CAS: 3844-53-9) is a modified amino acid derivative with a molecular weight of 247.16 g/mol. This compound serves as a valuable reagent in chemical synthesis and biochemical research. Its esterified form of lysine provides unique reactivity for peptide chemistry and the development of novel molecules. Supplied by Tech Serve Solutions, it is suitable for laboratory investigation and custom synthesis projects.

Peptide Synthesis Reagent
L-Lysine ethyl ester dihydrochloride is employed as a building block in solid-phase and solution-phase peptide synthesis. Its protected amine and esterified carboxyl groups allow for controlled chain elongation.
Chemical Synthesis Intermediate
This compound acts as an intermediate in the synthesis of complex organic molecules and pharmaceutical scaffolds. The reactive functional groups enable various derivatization strategies.
Biochemical Research Tool
Utilised in biochemical and chemical biology studies, L-Lysine ethyl ester dihydrochloride can be incorporated into modified peptides or proteins to probe biological functions or develop new diagnostic agents.
| Molecular weight | 247.16 |
|---|---|
| Linear formula | NH2(CH2)4CH(NH2)COOC2H5 · 2HCl |
| Assay | ~95% |
| Storage temperature | −20°C |
| 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-Lysine ethyl ester dihydrochloride used for?
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L-Lysine ethyl ester dihydrochloride is used as a reagent in peptide synthesis, as an intermediate in chemical synthesis, and as a tool in biochemical and chemical biology research.
What are the CAS number and formula for L-Lysine ethyl ester dihydrochloride?
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The CAS number is 3844-53-9 and the linear formula is NH₂(CH₂)₄CH(NH₂)COOC₂H₅ · 2HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies L-Lysine ethyl ester dihydrochloride with an assay of approximately 95%. This is suitable for research and laboratory use; it is not supplied as USP, BP, or EP grade.
What are the safety and handling requirements for this compound?
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This compound requires appropriate personal protective equipment, including eyeshields, gloves, and a type N95 (US) or P1 (EN143) respirator filter. It is classified with a WGK Germany of 3, indicating a high hazard to water.
How is L-Lysine ethyl ester dihydrochloride packaged and shipped?
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L-Lysine ethyl ester dihydrochloride is stored at -20°C. Tech Serve Solutions exports this chemical globally, adhering to all necessary shipping regulations for laboratory reagents.
How can I request a sample or quote for L-Lysine ethyl ester dihydrochloride?
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To request a sample or a quotation, please contact our sales department through the website or by phone, providing the product name and CAS number.
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