L-Alanine tert-butyl ester hydrochloride
L-Alanine tert-butyl ester hydrochloride (CAS 13404-22-3) is a chiral amino acid derivative with the linear formula CH3CH(NH2)COOC(CH3)3 · HCl and a molecular weight of 181.66. This compound serves as a valuable building block in organic synthesis, particularly in the fields of peptide chemistry and chemical biology. Its ester functionality and protected amine group make it suitable for various coupling reactions and complex molecule construction.

Peptide Synthesis
Utilised as a protected amino acid ester for solid-phase or solution-phase peptide synthesis, enabling controlled chain elongation and the formation of peptide bonds.
Chiral Building Block
Serves as a chiral synthon in the asymmetric synthesis of complex organic molecules, pharmaceuticals, and biologically active compounds.
Chemical Biology Research
Employed in research settings to investigate protein structure, function, and modification, or to develop novel peptidomimetics.
Organic Synthesis Intermediate
Acts as a versatile intermediate in the preparation of various fine chemicals and novel chemical entities requiring an alanine core structure.
| Molecular weight | 181.66 |
|---|---|
| Linear formula | CH3CH(NH2)COOC(CH3)3 · HCl |
| Assay | ≥99.0% (AT) |
| Optical activity | [α]20/D +1.4±0.2°, c = 2% in ethanol |
| Storage temperature | 2-8°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-Alanine tert-butyl ester hydrochloride used for?
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L-Alanine tert-butyl ester hydrochloride is primarily used as a protected amino acid derivative in peptide synthesis, as a chiral building block in organic synthesis, and in chemical biology research.
What is the CAS number and chemical formula for L-Alanine tert-butyl ester hydrochloride?
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The CAS number is 13404-22-3 and the linear formula is CH3CH(NH2)COOC(CH3)3 · HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies L-Alanine tert-butyl ester hydrochloride with an assay of ≥99.0% (AT). We do not represent this product as USP, BP, EP, or other pharmacopoeia grades.
How should L-Alanine tert-butyl ester hydrochloride be handled and stored?
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Handle with appropriate personal protective equipment, including eyeshields, gloves, and a type N95 respirator filter. Store at 2-8°C.
Is L-Alanine tert-butyl ester hydrochloride a controlled substance?
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Based on the provided data, there is no indication that L-Alanine tert-butyl ester hydrochloride is a controlled substance.
How is this product packed and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, ensuring appropriate packaging for safe transit and adherence to export regulations.
How can I request a sample or quote?
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Please contact our sales team through the website to request a sample or a formal quotation for L-Alanine tert-butyl ester hydrochloride.
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