Nα-p-Tosyl-L-lysine methyl ester hydrochloride
Nα-p-Tosyl-L-lysine methyl ester hydrochloride (CAS: 5266-48-8) is a modified amino acid derivative with the molecular formula C14H22N2O4S · HCl and a molecular weight of 350.86. This compound serves as a valuable reagent in biochemical research and synthesis. It is supplied by Tech Serve Solutions for laboratory use, adhering to stringent quality standards for research applications.
- IUPAC
- N-(p-Toluenesulfonyl)-L-lysine methyl ester
- Synonyms
- N-(p-Toluenesulfonyl)-L-lysine methyl ester

Biochemical Synthesis
Utilised as a building block or intermediate in the synthesis of complex biomolecules and peptides. Its tosyl group offers a protecting strategy in multi-step organic synthesis.
Enzyme Research
Can be employed in studies involving enzymes that interact with lysine residues or their derivatives. Useful for substrate analogue development or inhibition studies.
Peptide Chemistry
Serves as a modified amino acid component in the preparation of synthetic peptides. The tosyl group can be selectively removed under specific conditions.
| Molecular weight | 350.86 |
|---|---|
| Empirical formula | C14H22N2O4S · HCl |
| 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 Nα-p-Tosyl-L-lysine methyl ester hydrochloride used for?
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Nα-p-Tosyl-L-lysine methyl ester hydrochloride is primarily used as a reagent in biochemical synthesis, enzyme research, and peptide chemistry. It functions as a modified amino acid component and can be employed in the synthesis of complex biomolecules.
What are the CAS number and formula for this compound?
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The CAS number is 5266-48-8, and the empirical formula (Hill notation) is C14H22N2O4S · HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Nα-p-Tosyl-L-lysine methyl ester hydrochloride for research and laboratory use. Specific assay and purity information are available on the product's Certificate of Analysis. TSS does not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should Nα-p-Tosyl-L-lysine methyl ester hydrochloride be handled?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter may be necessary. This compound has a WGK Germany rating of 3, indicating a high hazard.
How is this chemical packed and shipped?
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Nα-p-Tosyl-L-lysine methyl ester hydrochloride is carefully packed for safe transport and export by Tech Serve Solutions. Storage is recommended at -20°C.
How can I request a sample or quote?
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To request a sample or a quote for Nα-p-Tosyl-L-lysine methyl ester hydrochloride, please contact the Tech Serve Solutions sales team via our website or directly by phone.
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