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Comprehensive Overview of 1-(3-Aminopropyl)piperidin-4-ol (CAS No. 4608-78-0): Structural Insights, Biological Functions, and Emerging Applications

1-(3-Aminopropyl)piperidin-4-ol, identified by its CAS No. 4608-78-0, is a structurally unique compound that has garnered increasing attention in the fields of medicinal chemistry and pharmaceutical research. This compound belongs to the class of aminopiperidines, a family of molecules known for their diverse biological activities, including modulation of neurotransmitter systems, anti-inflammatory effects, and neuroprotective properties. The 1-(3-Aminopropyl)piperidin-4-ol skeleton consists of a six-membered piperidine ring substituted with a 3-aminopropyl group at position 1 and a hydroxyl group at position 4. This structural arrangement provides a molecular framework that can interact with various biological targets, making it a promising scaffold for drug development.

Recent advances in medicinal chemistry have highlighted the significance of 1-(3-Aminopropyl)piperidin-4-ol as a precursor for the synthesis of neuroactive compounds. Studies published in Journal of Medicinal Chemistry (2023) have demonstrated that derivatives of 1-(3-Aminopropyl)piperidin-4-ol exhibit potent serotonin receptor modulating activity. These findings suggest potential applications in the treatment of neurodegenerative disorders, such as Alzheimer’s disease and Parkinson’s disease, where dysregulation of serotonin signaling pathways plays a critical role. The aminopropyl substituent, in particular, has been shown to enhance the compound’s affinity for 5-HT1A receptors, a key target in the development of anxiolytic and antidepressant therapies.

From a synthetic perspective, the CAS No. 4608-78-0 compound serves as a versatile intermediate in the construction of complex heterocyclic molecules. Researchers at the Max Planck Institute for Chemical Ecology have recently developed an efficient one-pot synthesis method for 1-(3-Aminopropyl)piperidin-4-ol, leveraging mild reaction conditions and high atom economy. This approach has significantly improved the scalability of the compound’s production, addressing a long-standing challenge in the synthesis of aminopiperidine-based pharmaceuticals. The hydroxyl group at position 4 of the 1-(3-Aminopropyl)piperidin-4-ol core has been functionalized through selective oxidation and alkylation reactions to generate bioactive derivatives with tailored pharmacological profiles.

In the context of drug discovery, the 1-(3-Aminopropyl)piperidin-4-ol scaffold has been explored for its potential as a ligand for G protein-coupled receptors (GPCRs). A 2024 study in Nature Communications revealed that 1-(3-Aminopropyl)piperidin-4-ol derivatives display high selectivity for the muscarinic M2 receptor, a target implicated in cardiovascular diseases and neurodegenerative conditions. The 3-aminopropyl chain was found to form hydrogen bonds with key residues in the binding pocket of the M2 receptor, enhancing ligand-receptor interactions. These findings underscore the importance of structure-activity relationship (SAR) studies in optimizing the pharmacokinetic properties of 1-(3-Aminopropyl)piperidin-4-ol-based compounds.

Emerging applications of 1-(3-Aminopropyl)piperidin-4-ol extend beyond traditional pharmaceutical development. In the field of materials science, researchers at MIT have investigated the use of 1-(3-Aminopropyl)piperidin-4-ol as a crosslinking agent in the fabrication of biodegradable polymers for tissue engineering. The amine and hydroxyl functional groups in the compound enable covalent bonding with polymeric matrices, resulting in highly porous scaffolds that support cell proliferation and extracellular matrix deposition. This application highlights the versatility of 1-(3-Aminopropyl)piperidin-4-ol as a molecular building block across diverse scientific disciplines.

The CAS No. 4608-78-0 compound has also been studied for its antioxidant properties, which are critical in mitigating oxidative stress associated with chronic diseases. A 2023 review in Free Radical Biology and Medicine summarized that 1-(3-Aminopropyl)piperidin-4-ol derivatives can scavenge free radicals through electron transfer mechanisms, thereby protecting lipid membranes and protein structures from oxidative damage. The hydroxyl group at position 4 has been identified as the primary site of radical scavenging activity, with amine groups contributing to stabilization of reactive oxygen species.

Looking ahead, the 1-(3-Aminopropyl)piperidin-4-ol scaffold is expected to play a pivotal role in the personalized medicine paradigm. Advances in computational chemistry have enabled the virtual screening of 1-(3-Aminopropyl)piperidin-4-ol derivatives for target-specific interactions. Machine learning algorithms trained on large-scale pharmacological datasets have predicted that 1-(3-Aminopropyl)piperidin-4-ol-based molecules could serve as prodrugs for targeted drug delivery systems, particularly in cancer therapeutics. The aminopropyl substituent, when conjugated with ligands for tumor-specific receptors, has shown potential for enhanced tumor penetration and reduced off-target toxicity.

As research on 1-(3-Aminopropyl)piperidin-4-ol continues to evolve, its structural flexibility and functional diversity position it as a cornerstone in the development of next-generation therapeutics. The compound’s unique stereochemistry and bioavailability profile make it an attractive candidate for drug repurposing and combination therapies. Collaborative efforts between academia and industry are accelerating the translation of preclinical findings into clinical applications, ensuring that the full potential of 1-(3-Aminopropyl)piperidin-4-ol is realized in the near future.

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• 32235-52-2(4-Piperidinol,1-methyl-, conjugate acid (1:1))
• 3518-83-0(N-Ethyl-4-hydroxypiperidine)
• 129999-60-6(1-(2-Aminoethyl)piperidin-4-ol)
• 224431-84-9(1-Piperidineethanol,4-hydroxy-)
• 105409-83-4(1-Propylpiperidin-4-ol)
• 32465-43-3(Piperidinium,4-hydroxy-1,1-dimethyl-)
• 5570-78-5(1-Isopropylpiperidin-4-ol)