• 1. An investigation on the second-order nonlinear optical response of cationic bipyridine or phenanthroline iridium(iii) complexes bearing cyclometallated 2-phenylpyridines with a triphenylamine substituent?
  David B. Cordes,Alexandra M. Z. Slawin,Stefania Righetto,Denis Jacquemin,Eli Zysman-Colman,Véronique Guerchais Dalton Trans., 2018,47, 8292-8300
• 2. An atom efficient route to N-aryl and N-alkyl pyrrolines by transition metal catalysis?
  Supaporn Sawadjoon,Joseph S. M. Samec Org. Biomol. Chem., 2011,9, 2548-2554
• 3. Acetyl protected thiol methacrylic polymers as effective ligands to keep quantum dots in luminescent standby mode?
  Marta Liras,Isabel Quijada-Garrido,Marta Palacios-Cuesta,Sonia Mu?oz-Durieux,Olga García Polym. Chem., 2014,5, 433-442
• 4. An asymmetric supercapacitor based on controllable WO3 nanorod bundle and alfalfa-derived porous carbon?
  Kanjun Sun,Fengting Hua,Shuzhen Cui,Yanrong Zhu,Hui Peng,Guofu Ma RSC Adv., 2021,11, 37631-37642
• 5. An arsenic trioxide nanoparticle prodrug (ATONP) potentiates a therapeutic effect on an aggressive hepatocellular carcinoma model via enhancement of intratumoral arsenic accumulation and disturbance of the tumor microenvironment?
  Xin Fu,Qing-rong Liang,Rong-guang Luo,Yan-shu Li,Xiao-ping Xiao,Lu-lu Yu,Wen-zhe Shan,Guang-qin Fan J. Mater. Chem. B, 2019,7, 3088-3099

• Solvents and Organic Chemicals Organic Compounds Benzenoids Benzene and substituted derivatives Benzoic acids and derivatives Sulfanylbenzoic acids and derivatives

Methyl 3-(Methylthio)benzoate: A Comprehensive Overview

Methyl 3-(Methylthio)benzoate (CAS No: 90721-40-7) is a compound of significant interest in various fields, including organic chemistry, pharmacology, and materials science. This compound, also referred to as methyl 3-methylthiobenzoate, has garnered attention due to its unique chemical properties and potential applications in drug development and industrial processes.

The structure of methyl 3-(methylthio)benzoate consists of a benzoic acid derivative with a methyl ester group and a methylthio substituent at the third position of the benzene ring. This substitution pattern imparts distinct electronic and steric properties to the molecule, making it a valuable substrate for further chemical modifications. Recent studies have highlighted its role as an intermediate in the synthesis of bioactive compounds, particularly in the development of anti-inflammatory and anticancer agents.

One of the most notable advancements involving methyl 3-(methylthio)benzoate is its application in the synthesis of sulfur-containing heterocycles. Researchers have demonstrated that this compound can undergo various cyclization reactions under specific conditions, leading to the formation of biologically active molecules. For instance, a study published in *Organic Chemistry Frontiers* revealed that methyl 3-(methylthio)benzoate can participate in tandem cyclization processes to yield thiazole derivatives, which exhibit potent antioxidant activity.

In addition to its role in organic synthesis, methyl 3-(methylthio)benzoate has been explored for its potential in polymer chemistry. The sulfur atom in the methylthio group contributes to the formation of strong sulfur-based bonds, which are crucial for creating high-performance polymers. Recent research has focused on incorporating this compound into polymeric materials to enhance their thermal stability and mechanical properties.

The synthesis of methyl 3-(methylthio)benzoate has also been optimized through green chemistry approaches. Traditional methods often involved hazardous reagents and multiple steps, but modern techniques now employ catalytic systems that reduce environmental impact while maintaining high yields. For example, a study in *Green Chemistry* reported the use of microwave-assisted synthesis to prepare methyl 3-(methylthio)benzoate with improved efficiency and reduced solvent consumption.

Another area where methyl 3-(methylthio)benzoate has shown promise is in medicinal chemistry. Its ability to act as a precursor for bioactive molecules has led to its inclusion in drug discovery pipelines. A recent investigation published in *Journal of Medicinal Chemistry* highlighted its role as a building block for designing inhibitors targeting key enzymes involved in neurodegenerative diseases such as Alzheimer's.

Furthermore, the physical and chemical properties of methyl 3-(methylthio)benzoate have been extensively characterized using advanced analytical techniques such as NMR spectroscopy and mass spectrometry. These studies have provided insights into its stability under various conditions and its reactivity towards different functional groups.

In conclusion, methyl 3-(methylthio)benzoate (CAS No: 90721-40-7) is a versatile compound with a wide range of applications across multiple disciplines. Its unique chemical structure and reactivity make it an invaluable tool for researchers seeking to develop novel materials and therapeutic agents. As ongoing research continues to uncover new potential uses for this compound, its significance in both academic and industrial settings is expected to grow further.

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