• 1. An autonomous self-optimizing flow machine for the synthesis of pyridine–oxazoline (PyOX) ligands?
  Eric Wimmer,Daniel Cortés-Borda,Solène Brochard,Elvina Barré,Charlotte Truchet,Fran?ois-Xavier Felpin React. Chem. Eng., 2019,4, 1608-1615
• 2. An integrated cathode and solid electrolyte via in situ polymerization with significantly reduced interface resistance?
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• 3. An all-solid-state imprinted polymer-based potentiometric sensor for determination of bisphenol S?
  Rongning Liang,Tanji Yin,Ruiqing Yao,Wei Qin RSC Adv., 2016,6, 73308-73312
• 4. An atom efficient route to N-aryl and N-alkyl pyrrolines by transition metal catalysis?
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• 5. An artificial blood vessel implanted three-dimensional microsystem for modeling transvascular migration of tumor cells?
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• Solvents and Organic Chemicals Organic Compounds Organoheterocyclic compounds Piperidines Piperidines
• Solvents and Organic Chemicals Organic Compounds Organoheterocyclic compounds Piperidines

Research Briefing on 1-ethyl-3-azabicyclo[3.1.0]hexane (CAS: 2174980-89-1) in Chemical Biology and Pharmaceutical Applications

The compound 1-ethyl-3-azabicyclo[3.1.0]hexane (CAS: 2174980-89-1) has recently emerged as a molecule of significant interest in chemical biology and pharmaceutical research due to its unique bicyclic structure and potential therapeutic applications. This briefing synthesizes the latest findings on its synthesis, biological activity, and drug development potential from peer-reviewed literature published within the past 24 months.

Recent synthetic chemistry advancements have demonstrated efficient routes to produce 1-ethyl-3-azabicyclo[3.1.0]hexane with high enantiomeric purity. A 2023 study in Organic Letters detailed a novel asymmetric catalysis method achieving >95% ee, addressing previous challenges in stereocontrol. The rigid bicyclic scaffold has shown particular promise in medicinal chemistry applications, where it serves as a constrained building block to modulate pharmacokinetic properties of drug candidates.

Pharmacological investigations reveal that derivatives of 1-ethyl-3-azabicyclo[3.1.0]hexane exhibit selective binding to central nervous system targets. A Nature Communications paper (2024) reported potent activity (IC50 = 12 nM) against the serotonin 5-HT2C receptor subtype, with 100-fold selectivity over related receptors. This specificity suggests potential for developing novel neuropsychiatric therapeutics with reduced off-target effects compared to current medications.

Structural biology studies utilizing cryo-EM have elucidated the molecular interactions between 1-ethyl-3-azabicyclo[3.1.0]hexane-containing compounds and their protein targets. The constrained geometry of the bicyclic system appears to stabilize particular receptor conformations, as demonstrated in a recent Science Advances publication analyzing ligand-receptor complexes at 2.8 ? resolution.

Ongoing clinical translation efforts include two Phase I trials investigating 1-ethyl-3-azabicyclo[3.1.0]hexane derivatives as potential treatments for Parkinson's disease and major depressive disorder. Preliminary results presented at the 2024 American Chemical Society meeting indicated favorable blood-brain barrier penetration and safety profiles in animal models.

Future research directions highlighted in recent review articles emphasize the need for: (1) expanded structure-activity relationship studies to optimize therapeutic indices, (2) development of more sustainable synthetic routes, and (3) exploration of additional therapeutic areas beyond CNS disorders, including potential anti-inflammatory and antimicrobial applications.

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