L-Aspartic acid 4-tert-butyl ester
L-Aspartic acid 4-tert-butyl ester (CAS: 3057-74-7, C8H15NO4) is a protected derivative of the naturally occurring amino acid aspartic acid. With a molecular weight of 189.21 g/mol, this compound features a tert-butyl ester protecting group on the beta-carboxyl function. It serves as a valuable building block in organic synthesis, particularly in peptide chemistry and the development of complex biomolecules.
Peptide Synthesis
Used as a protected amino acid in solid-phase or solution-phase peptide synthesis to introduce aspartic acid residues with controlled reactivity of the side-chain carboxyl group.
Organic Synthesis
Serves as an intermediate in the synthesis of various organic compounds and complex molecules where selective functionalisation of aspartic acid is required.
Chemical Biology Research
Employed in research settings for creating modified peptides or biologically active molecules for studying protein function and interactions.
| Molecular weight | 189.21 |
|---|---|
| Empirical formula | C8H15NO4 |
| Assay | ≥98.0% (TLC) |
| Optical activity | [α]20/D −9±2°, c = 2% in methanol: water (4:1) |
| 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 4-tert-butyl ester used for?
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L-Aspartic acid 4-tert-butyl ester is primarily used as a protected building block in peptide synthesis and as an intermediate in the synthesis of complex organic molecules and in chemical biology research.
What is the CAS number and formula for L-Aspartic acid 4-tert-butyl ester?
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The CAS number is 3057-74-7, and the empirical formula is C8H15NO4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies L-Aspartic acid 4-tert-butyl ester with an assay of ≥98.0% (TLC). We do not represent this product as USP, BP, EP, or any pharmacopoeia grade.
How should L-Aspartic acid 4-tert-butyl ester be handled safely?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended for respiratory protection. This compound is classified under WGK-Germany 3.
Does TSS export L-Aspartic acid 4-tert-butyl ester?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including L-Aspartic acid 4-tert-butyl ester.
How can I request a sample or quote for L-Aspartic acid 4-tert-butyl ester?
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Please contact our sales team through the website or by phone to request a sample or a quotation for L-Aspartic acid 4-tert-butyl ester.
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