3-Chloro-L-alanine methyl ester hydrochloride
3-Chloro-L-alanine methyl ester hydrochloride (CAS: 17136-54-8) is a chiral building block with the molecular formula C4H8ClNO2 · HCl and a molecular weight of 174.03 g/mol. This compound is a valuable intermediate primarily utilised in asymmetric synthesis and general chemical synthesis. Its defined stereochemistry makes it suitable for constructing complex chiral molecules within pharmaceutical research and development and other fine chemical manufacturing processes. Available with an assay of 97%.
- IUPAC
- β-Chloro-L-alanine methyl ester hydrochloride,(R)-Methyl 2-amino-3-chloropropanoate hydrochloride,(R)-Methyl 2-amino-3-chloropropionate hydrochloride,3-Chloro- L-Ala-OMe hydrochloride
- Synonyms
- (R)-Methyl 2-amino-3-chloropropanoate hydrochloride(R)-Methyl 2-amino-3-chloropropionate hydrochloride3-Chloro- L-Ala-OMe hydrochlorideβ-Chloro-L-alanine methyl ester hydrochloride

Chiral Building Block in Organic Synthesis
Serves as a crucial chiral synthon for the stereoselective synthesis of complex organic molecules. Its defined stereochemistry is instrumental in the development of enantiomerically pure compounds for pharmaceutical applications.
Intermediate in Asymmetric Synthesis
Utilised in asymmetric synthesis pathways to introduce chirality. This is essential for the targeted production of specific enantiomers required in drug discovery and development.
Precursor for Pharmaceutical Intermediates
Acts as a key intermediate in the multi-step synthesis of active pharmaceutical ingredients (APIs). Enables the controlled incorporation of specific structural features.
| Molecular weight | 174.03 |
|---|---|
| Empirical formula | C4H8ClNO2 · HCl |
| Assay | 97% |
| Storage temperature | 2-8°C |
| Melting point | 151.2-159.3 °C |
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 3-Chloro-L-alanine methyl ester hydrochloride used for?
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3-Chloro-L-alanine methyl ester hydrochloride (CAS: 17136-54-8) is primarily used as a chiral building block and intermediate in asymmetric synthesis and general chemical synthesis, particularly for creating enantiomerically pure compounds in pharmaceutical research and fine chemical manufacturing.
What are the CAS number and molecular formula?
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The CAS number is 17136-54-8, and the molecular formula is C4H8ClNO2 · HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Chloro-L-alanine methyl ester hydrochloride with an assay of 97%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades unless explicitly stated.
What are the safety and handling considerations?
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3-Chloro-L-alanine methyl ester hydrochloride has a WGK Germany rating of 3, indicating it is hazardous. It requires careful handling in a well-ventilated area, avoiding contact with skin, eyes, and clothing. Refer to the Safety Data Sheet (SDS) for detailed information.
How is this chemical shipped and exported?
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Tech Serve Solutions is an experienced global supplier and exporter of fine chemicals. This product is packed and shipped according to international regulations for hazardous materials to ensure safe transit worldwide. Please contact us for specific export details.
How can I request a quote or sample?
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To request a quote or a sample of 3-Chloro-L-alanine methyl ester hydrochloride, please use the 'Request a Quote' or 'Request a Sample' form on our website or contact our sales team directly.
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