Boc-Thr-OH
Boc-Thr-OH (CAS 2592-18-9) is N-(tert-Butoxycarbonyl)-L-threonine, a protected amino acid derivative with the linear formula CH₃CH(OH)CH(COOH)NHCOOC(CH₃)₃ and a molecular weight of 219.23 g/mol. This compound is valuable in peptide synthesis and chemical biology for its role in building complex peptide chains. It is supplied by Tech Serve Solutions with an assay of ≥98.5% (T), requiring storage at -20°C.
- IUPAC
- N-(tert-Butoxycarbonyl)-L-threonine,Boc-L-threonine
- Synonyms
- N-(tert-Butoxycarbonyl)-L-threonineBoc-L-threonine

Peptide Synthesis
Boc-Thr-OH is a crucial building block in solid-phase and solution-phase peptide synthesis. The tert-butoxycarbonyl (Boc) protecting group on the amine facilitates controlled chain elongation, while the free carboxyl group allows for peptide bond formation.
Chemical Synthesis
As a derivative of L-threonine, this compound serves as a versatile intermediate in organic synthesis. Its protected functional groups enable selective modifications and the construction of more complex chiral molecules.
Chemical Biology Research
Boc-Thr-OH finds application in research aimed at understanding biological processes at a molecular level. It can be incorporated into peptides or peptidomimetics to study protein-protein interactions or enzyme mechanisms.
| Molecular weight | 219.23 |
|---|---|
| Linear formula | CH3CH(OH)CH(COOH)NHCOOC(CH3)3 |
| Assay | ≥98.5% (T) |
| Optical activity | [α]20/D −8.5±1°, c = 1% in acetic acid |
| Storage temperature | −20°C |
| Melting point | 80-82 °C(lit.) |
| 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 Boc-Thr-OH used for?
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Boc-Thr-OH is primarily used as a protected amino acid in peptide synthesis, chemical synthesis, and chemical biology research. It serves as a building block for creating peptides and complex organic molecules.
What is the CAS number and formula for Boc-Thr-OH?
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The CAS number for Boc-Thr-OH is 2592-18-9. Its linear formula is CH₃CH(OH)CH(COOH)NHCOOC(CH₃)₃.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Boc-Thr-OH with an assay of ≥98.5% (T). TSS does not represent this product as USP, BP, EP or other pharmacopoeia grades.
What are the safety and handling requirements for Boc-Thr-OH?
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This compound requires careful handling. Recommended personal protective equipment includes eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is advised. It has a WGK rating of 3 in Germany.
How is Boc-Thr-OH stored and shipped?
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Boc-Thr-OH should be stored at -20°C. Tech Serve Solutions exports fine chemicals globally, adhering to all necessary shipping regulations.
How can I request a sample or quote for Boc-Thr-OH?
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Please contact our sales team or use the online portal to request a quotation or sample of Boc-Thr-OH.
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