• 1. Dissociative dynamics of O2 on Ag(110)?
  Ivor Lon?ari? Phys. Chem. Chem. Phys., 2015,17, 9436-9445
• 2. 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
• 3. Fast-pulsing NMR techniques for the detection of weak interactions: successful natural abundance probe of hydrogen bonds in peptides?
  Amandine Altmayer-Henzien,Valérie Declerck,David J. Aitken,Ewen Lescop,Denis Merlet,Jonathan Farjon Org. Biomol. Chem., 2013,11, 7611-7615
• 4. Emerging enantiomeric resolution materials with homochiral nano-fabrications
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• 5. Evolution of shape, size, and areal density of a single plane of Si nanocrystals embedded in SiO2 matrix studied by atom probe tomography
  Bin Han,Yasuo Shimizu,Gabriele Seguini,Celia Castro,Gérard Ben Assayag,Koji Inoue,Yasuyoshi Nagai,Sylvie Schamm-Chardon,Michele Perego RSC Adv., 2016,6, 3617-3622

• Solvents and Organic Chemicals Organic Compounds Benzenoids Naphthalenes Naphthothiophenes

Professional Introduction to 1-Chloronaphtho[2,1-b]thiophene (CAS No. 85992-26-3)

1-Chloronaphtho[2,1-b]thiophene, a compound with the chemical formula C??H?ClS, is a significant intermediate in the field of organic synthesis and pharmaceutical development. This heterocyclic compound belongs to the class of naphthothiophene derivatives, which have garnered considerable attention due to their diverse applications in medicinal chemistry and material science. The presence of a chlorine substituent on the naphthothiophene core enhances its reactivity, making it a valuable building block for constructing more complex molecular architectures.

The CAS number 85992-26-3 uniquely identifies this compound and ensures consistency in its documentation and communication within the scientific community. As a chlorinated derivative of naphthothiophene, 1-chloronaphtho[2,1-b]thiophene exhibits unique electronic and steric properties that make it particularly useful in the synthesis of advanced materials and bioactive molecules. Its molecular structure, featuring a fused thiophene ring with a naphthalene moiety and a chlorine atom at the 1-position, contributes to its versatility in chemical transformations.

In recent years, the pharmaceutical industry has shown increasing interest in naphthothiophene derivatives due to their potential as pharmacophores in drug discovery. The chlorine atom in 1-chloronaphtho[2,1-b]thiophene serves as a reactive site for further functionalization, enabling the attachment of various pharmacologically relevant groups. This flexibility has led to its incorporation into numerous research projects aimed at developing novel therapeutic agents.

One of the most compelling applications of 1-chloronaphtho[2,1-b]thiophene is in the synthesis of organic semiconductors and conductive polymers. The conjugated system of the naphthothiophene core facilitates electron delocalization, which is crucial for materials used in electronic devices. Researchers have leveraged this property to create high-performance organic light-emitting diodes (OLEDs) and field-effect transistors (OFETs). The electronic properties of these materials are often enhanced by incorporating halogenated aromatic systems like 1-chloronaphtho[2,1-b]thiophene.

The chemical reactivity of 1-chloronaphtho[2,1-b]thiophene is another key aspect that has driven its adoption in synthetic chemistry. The chlorine substituent can undergo various transformations, including nucleophilic aromatic substitution (SNAr), cross-coupling reactions such as Suzuki or Heck couplings, and metal-catalyzed hydrogenations. These reactions allow chemists to introduce diverse functional groups onto the naphthothiophene scaffold, tailoring the properties of the resulting compounds for specific applications.

In academic research, 1-chloronaphtho[2,1-b]thiophene has been employed as a precursor in the development of novel heterocyclic compounds with potential biological activity. For instance, studies have explored its use in constructing thienopyridines and benzothienopyridines, which are known scaffolds for kinase inhibitors and other therapeutic agents. The versatility of this compound lies in its ability to serve as a versatile intermediate that can be modified through multiple synthetic pathways.

The industrial significance of 1-chloronaphtho[2,1-b]thiophene cannot be overstated. Its role as a key intermediate in the production of advanced materials and pharmaceuticals underscores its importance in modern chemistry. As research continues to uncover new applications for halogenated naphthothiophenes, compounds like 1-chloronaphtho[2,1-b]thiophene will remain at the forefront of innovation.

The future prospects for this compound are promising, with ongoing studies exploring its potential in areas such as photovoltaics and sensors. The ability to fine-tune its electronic properties through strategic functionalization makes it an attractive candidate for next-generation materials. Additionally, advancements in green chemistry have prompted researchers to develop more sustainable synthetic routes for producing 1-chloronaphtho[2,1-b]thiophene and its derivatives.

In conclusion, 1-chloronaphtho[2,1-b]thiophene (CAS No. 85992-26-3) is a multifaceted compound with significant implications across multiple domains of chemistry. Its unique structure and reactivity make it an indispensable tool for researchers working on pharmaceuticals、materials science，and organic electronics。 As scientific understanding progresses，the applications of this compound are expected to expand，further solidifying its role as a cornerstone of modern chemical innovation.

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