• 1. An integrated process of CO2 capture and in situ hydrogenation to formate using a tunable ethoxyl-functionalized amidine and Rh/bisphosphine system?
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  Bidou Wang,Xifeng Chen Analyst, 2014,139, 5695-5699
• 3. Acetyl group orientation modulates the electronic ground-state asymmetry of the special pair in purple bacterial reaction centers
  P. K. Wawrzyniak,M. T. P. Beerepoot,H. J. M. de Groot,F. Buda Phys. Chem. Chem. Phys., 2011,13, 10270-10279
• 4. An artificial blood vessel implanted three-dimensional microsystem for modeling transvascular migration of tumor cells?
  Xue-Ying Wang,Ying Pei,Min Xie,Zi-He Jin,Ya-Shi Xiao,Yang Wang,Li-Na Zhang,Yan Li,Wei-Hua Huang Lab Chip, 2015,15, 1178-1187
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• Solvents and Organic Chemicals Organic Compounds Organic acids and derivatives Carboxylic acids and derivatives Amino acids, peptides, and analogues Amino acids and derivatives

(2R)-1-[(tert-butoxy)carbonyl]piperidine-2-carboxylic acid: A Versatile Building Block in Medicinal Chemistry

(2R)-1-[(tert-butoxy)carbonyl]piperidine-2-carboxylic acid is a key intermediate in the synthesis of bioactive compounds, with its unique molecular structure enabling diverse applications in pharmaceutical research. This compound, with the CAS number 28697-17-8, features a piperidine ring functionalized with a tert-butoxycarbonyl (Boc) group at the 1-position and a carboxylic acid group at the 2-position. The stereochemistry of the molecule, defined by the (2R) configuration, plays a critical role in its biological activity and selectivity. Recent studies have highlighted its potential as a scaffold for the development of novel therapeutics targeting neurological disorders and metabolic diseases.

Structurally, the tert-butoxycarbonyl group acts as a protecting group, temporarily blocking the amine functionality to prevent unwanted side reactions during synthesis. This feature makes the compound highly suitable for solid-phase peptide synthesis (SPPS) and combinatorial chemistry approaches. The carboxylic acid moiety, on the other hand, contributes to the molecule's solubility and reactivity, enabling further derivatization for drug development. The piperidine ring provides a flexible backbone that can accommodate various substituents, enhancing its adaptability in medicinal chemistry.

Recent advancements in drug discovery have underscored the importance of protected piperidine derivatives in the design of G-protein-coupled receptor (GPCR) modulators. A 2023 study published in Journal of Medicinal Chemistry demonstrated that (2R)-1-[(tert-butoxy)carbonyl]piperidine-2-carboxylic acid serves as a key intermediate in the synthesis of selective serotonin reuptake inhibitor (SSRI) analogs. These compounds show improved pharmacokinetic profiles compared to traditional SSRIs, with enhanced brain penetration and reduced side effects. The Boc group in the molecule allows for controlled deprotection under mild conditions, facilitating the incorporation of functional groups into the final drug candidate.

Another notable application of this compound lies in the development of antidiabetic agents. Researchers at the University of Tokyo have reported that derivatives of (2R)-1-[(tert-butoxy)carbonyl]piperidine-2-carboxylic acid exhibit potent agonist activity at the GLP-1 receptor, a target critical for glucose homeostasis. The tert-butoxycarbonyl group in these derivatives contributes to the stability of the molecule in vivo, while the carboxylic acid moiety enhances its interaction with the receptor. This discovery highlights the versatility of the compound in addressing metabolic disorders.

From a synthetic perspective, the tert-butoxycarbonyl group in (2R)-1-[(tert-butoxy)carbonyl]piperidine-2-carboxylic acid is synthesized via a nucleophilic substitution reaction involving tert-butyloxycarbonyl chloride and piperidine. This reaction is typically carried out in an anhydrous solvent to prevent hydrolysis of the Boc group. The carboxylic acid functionality is introduced through a coupling reaction with an appropriate carboxylic acid derivative, ensuring the stereochemical integrity of the final product. These synthetic strategies are widely adopted in the preparation of complex pharmaceutical intermediates.

Recent computational studies have further elucidated the role of the piperidine ring in modulating the pharmacological properties of derivatives. Molecular docking simulations revealed that the (2R) configuration enhances the binding affinity of the molecule to target proteins, particularly those involved in neurodegenerative diseases. This insight has guided the design of new compounds with improved therapeutic efficacy. The tert-butoxycarbonyl group, by contrast, acts as a spatial constraint, optimizing the orientation of the molecule within the target binding site.

Applications of (2R)-1-[(tert-butoxy)carbonyl]piperidine-2-carboxylic acid extend to the development of antipsychotic agents. A 2024 paper in ACS Chemical Neuroscience described the synthesis of a novel compound derived from this intermediate, which showed promising activity against schizophrenia-related symptoms. The carboxylic acid moiety in this compound was modified to enhance its interaction with dopamine receptors, while the Boc group ensured stability during the early stages of drug development. These findings underscore the compound's potential in psychiatric pharmacology.

From an industrial perspective, the scalability of (2R)-1-[(tert-butoxy)carbonyl]piperidine-2-carboxylic acid synthesis is a key factor in its adoption as a pharmaceutical intermediate. Modern synthetic methods allow for the efficient production of this compound in large quantities, with minimal waste and high purity. The tert-butoxycarbonyl group is particularly amenable to automated synthesis, making it a preferred choice for large-scale manufacturing. This scalability is critical for meeting the demands of the pharmaceutical industry, particularly for compounds targeting chronic diseases.

Challenges in the use of (2R)-1-[(tert-butoxy)carbonyl]piperidine-2-carboxylic acid include the need for precise control over the stereochemistry of the molecule during synthesis. Any deviation from the (2R) configuration can lead to the formation of inactive or toxic byproducts. Advanced analytical techniques, such as chiral chromatography and NMR spectroscopy, are employed to ensure the purity of the final product. These methods are essential for maintaining the quality of the compound in pharmaceutical applications.

In conclusion, (2R)-1-[(tert-butoxy)carbonyl]piperidine-2-carboxylic acid is a multifunctional compound with significant implications for drug discovery. Its unique structure, characterized by the tert-butoxycarbonyl group and the carboxylic acid functionality, enables its use in the development of therapeutics for neurological, metabolic, and psychiatric disorders. Ongoing research continues to expand its applications, driven by advances in synthetic chemistry and computational modeling.

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• 98303-20-9(1-tert-butoxycarbonylpiperidine-2-carboxylic acid)
• 13726-69-7(Boc-Hyp-OH)
• 15761-39-4(Boc-L-Pro-OH)
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• 84348-37-8((2S)-1-tert-butoxycarbonyl-4-oxo-pyrrolidine-2-carboxylic acid)
• 73323-65-6(1-tert-butyl 2-methyl (2R)-pyrrolidine-1,2-dicarboxylate)
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• 2098070-20-1(2-(3-(Pyridin-3-yl)-1H-pyrazol-1-yl)acetimidamide)