L-Aspartic acid β-benzyl ester
L-Aspartic acid β-benzyl ester (CAS: 2177-63-1) is a modified amino acid derivative with a molecular weight of 223.23 g/mol. This compound serves as a valuable building block in organic synthesis, particularly in the creation of complex cyclic structures and the development of novel polymeric materials. It is recognised for its utility in specialised chemical research and development applications, contributing to advancements in synthetic chemistry.
- IUPAC
- β-Benzyl L-aspartate,L-Aspartic acid 4-benzyl ester
- Synonyms
- β-Benzyl L-aspartateL-Aspartic acid 4-benzyl ester

Peptide Synthesis
L-Aspartic acid β-benzyl ester is employed in the synthesis of peptides, specifically those containing a 1,4-diazepine-2,5-dione ring structure. This application is crucial for researchers developing novel peptide-based therapeutics or peptidomimetics.
Block Copolymer Development
This compound finds use in the development of block copolymers. Its incorporation allows for tailored material properties, supporting research in polymer science and advanced materials.
Organic Synthesis Intermediate
As a modified amino acid, it functions as a versatile intermediate in complex organic synthesis pathways. It is valuable for chemists requiring specific functional groups for constructing target molecules.
| Molecular weight | 223.23 |
|---|---|
| Linear formula | C6H5CH2OCOCH2CH(NH2)COOH |
| Storage temperature | −20°C |
| Application | L-Aspartic acid β-benzyl ester is used in the synthesis of peptides with a 1,4-diazepine-2,5-dione ring structure and in development of block copolymers. |
| 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-Aspartic acid β-benzyl ester used for?
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L-Aspartic acid β-benzyl ester is used in the synthesis of peptides with a 1,4-diazepine-2,5-dione ring structure and in the development of block copolymers. It also serves as an intermediate in various organic synthesis applications.
What are the CAS number and molecular formula for L-Aspartic acid β-benzyl ester?
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The CAS number for L-Aspartic acid β-benzyl ester is 2177-63-1. Its linear formula is C6H5CH2OCOCH2CH(NH2)COOH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies L-Aspartic acid β-benzyl ester for research and development purposes. The specific grade and purity are available upon request and typically indicated on the Certificate of Analysis. TSS does not represent this product as USP, BP, or EP grade.
How should L-Aspartic acid β-benzyl ester be handled and stored?
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Handle L-Aspartic acid β-benzyl ester with appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter may be necessary. It should be stored at -20°C.
Is L-Aspartic acid β-benzyl ester a controlled substance?
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Based on the provided data, L-Aspartic acid β-benzyl ester is not listed as a controlled substance.
How is L-Aspartic acid β-benzyl ester packed, shipped, and exported?
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L-Aspartic acid β-benzyl ester is carefully packed to ensure product integrity during transit. Tech Serve Solutions, as a global supplier, can arrange for its export to research institutions and chemical companies worldwide, adhering to all relevant shipping regulations.
How can I request a sample or quote for L-Aspartic acid β-benzyl ester?
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To request a sample or obtain a quote for L-Aspartic acid β-benzyl ester, please contact the Tech Serve Solutions sales team through our website or by phone, providing your specific requirements and shipping details.
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