(1S,4R)-(−)-4-(Boc-amino)-2-cyclopentene-1-carboxylic acid
(1S,4R)-(−)-4-(Boc-amino)-2-cyclopentene-1-carboxylic acid (CAS 151907-79-8) is a valuable chiral building block with the molecular formula C11H17NO4 and a molecular weight of 227.26 g/mol. This unnatural amino acid derivative plays a significant role in chemical synthesis, particularly in the development of novel peptides and biologically active molecules. Its unique structure allows for precise stereochemical control in complex organic transformations.
- Synonyms
- C11H17NO4

Peptide Synthesis
This compound serves as a non-proteinogenic amino acid building block for the synthesis of modified peptides. It enables the incorporation of specific structural features to enhance stability, alter conformation, or introduce novel functionalities.
Chemical Synthesis
Utilised as a chiral intermediate in the synthesis of complex organic molecules. Its defined stereochemistry makes it ideal for constructing stereospecific targets in medicinal chemistry and materials science.
Drug Discovery
Incorporated into potential therapeutic agents, this unnatural amino acid derivative can contribute to the design of new pharmaceuticals. It aids in exploring novel structural motifs for drug candidates.
Chemical Biology
Applied in probing biological systems and developing molecular tools. Its unique structure can be exploited to investigate protein-carbohydrate interactions or as a component in bioconjugation strategies.
| Molecular weight | 227.26 |
|---|---|
| Empirical formula | C11H17NO4 |
| Assay | ≥98.0% (HPLC) |
| Optical activity | [α]20/D −48,5±2°, c = 1% in methanol |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 (1S,4R)-(−)-4-(Boc-amino)-2-cyclopentene-1-carboxylic acid used for?
+
This compound is primarily used as a chiral building block in chemical synthesis, particularly for the creation of modified peptides, unnatural amino acid derivatives, and in drug discovery research.
What is the CAS number and molecular formula?
+
The CAS number is 151907-79-8 and the molecular formula is C11H17NO4.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies this chemical with an assay of ≥98.0% (HPLC). TSS does not represent this product as USP, BP, or EP grade.
What are the safety and handling recommendations?
+
This compound is classified as a Warning with hazards H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Handle in a well-ventilated area and avoid dust formation.
Is this product controlled or scheduled?
+
The provided data does not indicate that this compound is a controlled or scheduled substance.
How can I request a sample or quote?
+
To request a sample or a quote, please use the contact form on the Tech Serve Solutions website or contact our sales team directly.
How is this chemical packed and shipped?
+
This chemical is carefully packed to ensure stability during transit and is exported globally by Tech Serve Solutions. Specific packaging details can be provided upon request.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis