• 1. Estimating and correcting interference fringes in infrared spectra in infrared hyperspectral imaging
  Ghazal Azarfar,Ebrahim Aboualizadeh,Nicholas M. Walter,Simona Ratti,Camilla Olivieri,Alessandra Norici,Michael Nasse,Achim Kohler,Mario Giordano Analyst, 2018,143, 4674-4683
• 2. Evidence of field induced slow magnetic relaxation in cis-[Co(hfac)2(H2O)2] exhibiting tri-axial anisotropy with a negative axial component?
  Denis V. Korchagin,Elena A. Yureva,Alexander V. Akimov,Eugenii Ya. Misochko,Gennady V. Shilov,Artem D. Talantsev,Roman B. Morgunov,Alexander A. Shakin,Sergey M. Aldoshin,Boris S. Tsukerblat Dalton Trans., 2017,46, 7540-7548
• 3. Empowering microfluidics by micro-3D printing and solution-based mineral coating?
  Hongxia Li,Aikifa Raza,Qiaoyu Ge,Jin-You Lu,TieJun Zhang Soft Matter, 2020,16, 6841-6849
• 4. Exceptionally high temperature spin crossover in amide-functionalised 2,6-bis(pyrazol-1-yl)pyridine iron(ii) complex revealed by variable temperature Raman spectroscopy and single crystal X-ray diffraction?
  Max Attwood,Hiroki Akutsu,Lee Martin,Toby J. Blundell,Pierre Le Maguere,Scott S. Turner Dalton Trans., 2021,50, 11843-11851
• 5. Emerging investigator series: bacteriophages as nano engineering tools for quality monitoring and pathogen detection in water and wastewater
  Fereshteh Bayat Environ. Sci.: Nano, 2021,8, 367-389

• Solvents and Organic Chemicals Organic Compounds Benzenoids Benzene and substituted derivatives Phenylbutylamines

Professional Introduction to 3-Chloro-benzenebutanamine (CAS No. 181650-48-6)

3-Chloro-benzenebutanamine, identified by its Chemical Abstracts Service (CAS) number 181650-48-6, is a significant compound in the realm of pharmaceutical chemistry and bioorganic synthesis. This molecule, featuring a chlorinated benzene ring coupled with a butanamine side chain, has garnered attention due to its versatile structural framework and potential applications in drug development. The presence of both chloro and amine functional groups makes it a valuable intermediate for constructing more complex pharmacophores, enabling the design of novel therapeutic agents targeting various biological pathways.

The structural motif of 3-Chloro-benzenebutanamine positions it as a key building block in medicinal chemistry. The chloro-substituted benzene ring enhances lipophilicity while allowing for further derivatization through electrophilic aromatic substitution or nucleophilic aromatic substitution reactions. Concurrently, the butanamine moiety introduces a basic nitrogen atom, facilitating interactions with acidic residues in biological targets. This dual functionality has been exploited in the synthesis of small-molecule inhibitors, where both hydrophobic and hydrophilic interactions are critical for binding affinity and selectivity.

Recent advancements in computational chemistry have highlighted the importance of 3-Chloro-benzenebutanamine as a scaffold for virtual screening campaigns. Molecular docking studies suggest that derivatives of this compound exhibit promising binding interactions with enzymes and receptors implicated in metabolic disorders and inflammatory diseases. For instance, modifications at the amine group can fine-tune hydrogen bonding patterns, while the chloro substituent can modulate van der Waals contacts, optimizing drug-like properties such as solubility and metabolic stability.

In parallel, experimental investigations have demonstrated the utility of 3-Chloro-benzenebutanamine in the synthesis of bioactive molecules. Researchers have leveraged its reactivity to develop novel α4β2 nicotinic acetylcholine receptor antagonists, which show potential in treating cognitive disorders. The chlorine atom serves as a handle for introducing further polar or charged groups, enabling precise tuning of pharmacological activity. Additionally, the butanamine chain can be extended or modified to enhance blood-brain barrier penetration, a critical factor for central nervous system (CNS) drug discovery.

The growing interest in 3-Chloro-benzenebutanamine is also reflected in its role as a precursor for more complex heterocycles. By incorporating nitrogen-containing rings such as piperidines or pyrrolidines through reductive amination or nucleophilic substitution reactions, chemists have generated libraries of compounds with enhanced bioavailability and reduced toxicity. These derivatives are being evaluated for their potential in oncology and neurodegenerative diseases, where structural complexity often correlates with therapeutic efficacy.

From an industrial perspective, the synthesis of 3-Chloro-benzenebutanamine has been optimized for scalability and cost-effectiveness. Continuous flow chemistry techniques have been employed to improve yield and purity while minimizing waste generation. Such green chemistry approaches align with the pharmaceutical industry's commitment to sustainable manufacturing practices. Furthermore, process intensification strategies have enabled the production of high-purity batches suitable for preclinical studies without compromising on efficiency.

The future prospects of 3-Chloro-benzenebutanamine are further illuminated by emerging research trends in targeted protein degradation (TPD). By linking this scaffold to proteolysis-targeting chimeras (PROTACs), researchers aim to develop next-generation therapeutics that selectively degrade disease-causing proteins. The amine group provides an ideal site for conjugation with molecular warheads or linker molecules, while the chlorobenzene core ensures stability under physiological conditions. Such innovations underscore the compound's potential beyond traditional small-molecule drug design.

Lastly, regulatory considerations play a pivotal role in advancing 3-Chloro-benzenebutanamine-based therapeutics into clinical practice. Compliance with Good Manufacturing Practices (GMP) ensures that synthetic intermediates meet stringent quality standards before being incorporated into drug candidates. Collaborative efforts between academia and industry have also accelerated knowledge sharing regarding synthetic methodologies and safety profiles, fostering an environment conducive to innovation without compromising on regulatory adherence.

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