Boc-(S)-α-(4-fluorobenzyl)-Pro-OH
Boc-(S)-α-(4-fluorobenzyl)-Pro-OH (CAS 706806-65-7) is a protected unnatural amino acid derivative with the molecular formula C17H22FNO4 and a molecular weight of 323.36 g/mol. It serves as a valuable building block in chemical synthesis, particularly within peptide chemistry and chemical biology research. This compound is utilized for its specific structural features, enabling the creation of novel peptides and complex organic molecules. TSS supplies this chemical for laboratory and research purposes.
- IUPAC
- (S)-1-Boc-2-(4-fluorobenzyl)-2-pyrrolidinecarboxylic acid,Boc-α-(4-fluorobenzyl)-D-proline

Peptide Synthesis
This Boc-protected proline derivative is a key intermediate in the synthesis of peptides containing unnatural amino acids. Its structure allows for controlled incorporation into peptide chains, aiding in the development of peptidomimetics and modified bioactive peptides.
Chemical Biology Research
Used as a building block in chemical biology to create novel molecular probes or modified proteins. The fluorobenzyl and Boc protecting groups offer specific chemical properties beneficial for targeted molecular design and investigation.
Organic Synthesis
Serves as a versatile chiral synthon in complex organic synthesis. Its distinct stereochemistry and functional groups facilitate the construction of stereodefined molecules and drug candidates.
| Molecular weight | 323.36 |
|---|---|
| Empirical formula | C17H22FNO4 |
| Assay | ≥98.0% (HPLC) |

Hazard statements
- H302Harmful if swallowed
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
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-(S)-α-(4-fluorobenzyl)-Pro-OH used for?
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Boc-(S)-α-(4-fluorobenzyl)-Pro-OH is primarily used as a building block in chemical synthesis, particularly in peptide chemistry and chemical biology research for creating novel peptides and complex organic molecules.
What is the CAS number and formula for Boc-(S)-α-(4-fluorobenzyl)-Pro-OH?
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The CAS number is 706806-65-7 and the empirical formula is C17H22FNO4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Boc-(S)-α-(4-fluorobenzyl)-Pro-OH with a purity of ≥98.0% (HPLC). This product is intended for research and laboratory use and is not represented as USP, BP, or EP grade.
What are the safety and handling precautions for this compound?
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This compound is classified with GHS07 symbol and carries a Warning signal word due to H302 hazard statement (Harmful if swallowed). Appropriate personal protective equipment, including a dust mask (type N95 or equivalent), eyeshields, face shields, and gloves, should be worn when handling. Ensure good ventilation.
How is Boc-(S)-α-(4-fluorobenzyl)-Pro-OH packed and shipped?
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This chemical is carefully packed to ensure safe transit and is available for global export by Tech Serve Solutions.
How can I request a sample or quote?
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To request a sample or a quote for Boc-(S)-α-(4-fluorobenzyl)-Pro-OH, please contact the Tech Serve Solutions sales team via our website or direct enquiry channels.
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