• 1. Novel herbicide ionic liquids based on nicosulfuron with increased efficacy
  Weichen Wang,Juanli Zhu,Gang Tang,Hong Huo,Wenbing Zhang,You Liang,Hongqiang Dong,Jiale Yang,Yongsong Cao New J. Chem. 2019 43 827
• 2. Polymorphism and molecular conformations of nicosulfuron: structure, properties and desolvation process
  Yu Liu,Lina Jia,Songgu Wu,Shijie Xu,Xu Zhang,Shuang Jiang,Junbo Gong CrystEngComm 2019 21 2790
• 3. Analysis of sulfonylurea herbicides in grain samples using molecularly imprinted polymers on the surface of magnetic carbon nanotubes by extraction coupled with HPLC
  Xiaoxiao You,Ligang Chen Anal. Methods 2016 8 1003
• 4. Determination of sulfonylurea herbicides in soil by ionic liquid-based ultrasonic-assisted extraction high-performance liquid chromatography
  Rui Yan,Fulong Ju,Haoyu Wang,Changhua Sun,Hanqi Zhang,Mingyuan Shao,Yuzhi Wang Anal. Methods 2014 6 9561
• 5. Development of a high-throughput multi-residue method for analysis of common pesticides in aquatic environments by automated online solid phase extraction coupled with LC-MS/MS
  Tielong Wang,Mengmeng Zhong,Meiling Lu,Jun Huang,Lee Blaney,Gang Yu Anal. Methods 2021 13 3160

• Solvents and Organic Chemicals Organic Compounds Organoheterocyclic compounds Pyridines and derivatives Pyridinesulfonamides
• Solvents and Organic Chemicals Organic Compounds

Professional Introduction to Nicosulfuron (CAS No. 111991-09-4)

Nicosulfuron, a compound with the chemical identifier CAS No. 111991-09-4, is a prominent herbicide widely recognized for its efficacy in controlling broadleaf and grassy weeds in various agricultural settings. This compound belongs to the sulfonylurea class of herbicides, which are celebrated for their high selectivity and low environmental impact compared to older generation herbicides. The mechanism of action of Nicosulfuron revolves around its ability to inhibit acetolactate synthase (ALS), a key enzyme in the biosynthesis of branched-chain amino acids in plants. By targeting this enzyme, Nicosulfuron effectively disrupts plant growth, leading to weed suppression without harming the desired crops.

The widespread adoption of Nicosulfuron can be attributed to several factors, including its high potency, broad spectrum of weed control, and favorable environmental profile. Recent studies have highlighted its effectiveness in reducing weed competition, thereby enhancing crop yield and quality. For instance, research published in the Journal of Agricultural and Food Chemistry demonstrated that Nicosulfuron significantly improved the yield of corn and soybean when used as part of an integrated weed management strategy.

In addition to its agricultural applications, Nicosulfuron has been the subject of investigations into its potential roles in crop protection technologies. Researchers have explored its interactions with plant metabolic pathways, aiming to develop more refined formulations that maximize efficacy while minimizing off-target effects. A notable study published in Environmental Science & Technology examined the degradation kinetics of Nicosulfuron in soil and water, providing valuable insights into its environmental persistence and fate. The findings suggest that under typical agricultural use scenarios, Nicosulfuron degrades relatively quickly, with half-lives ranging from 14 to 28 days depending on soil type and environmental conditions.

The safety profile of Nicosulfuron is another critical aspect that has been extensively studied. Regulatory agencies such as the U.S. Environmental Protection Agency (EPA) and the European Commission's European Chemicals Agency (ECHA) have conducted rigorous assessments to ensure its safe use by farmers and workers. These assessments include toxicological studies that evaluate acute and chronic exposure risks. The results consistently indicate that Nicosulfuron poses minimal risk to humans and non-target organisms when used according to label instructions. Furthermore, its low systemic mobility reduces the potential for groundwater contamination, aligning with modern agricultural practices that prioritize sustainability.

The development of resistant weed populations has been a growing concern in agriculture, prompting researchers to investigate strategies for delaying resistance emergence. Nicosulfuron's mode of action as an ALS inhibitor has led to the evolution of resistant weeds in certain regions. However, integrated approaches that combine Nicosulfuron with other herbicides or cultural practices have shown promise in mitigating resistance development. A comprehensive review published in Weed Science highlighted the importance of rotation and tank-mixing strategies to maintain the long-term effectiveness of sulfonylurea herbicides like Nicosulfuron.

The formulation science behind Nicosulfuron has also seen significant advancements. Modern formulations aim to enhance product performance through improved solubility, stability, and application efficiency. For example, water-based formulations have gained popularity due to their reduced environmental impact compared to traditional solvent-based products. These advancements not only improve ease of application but also contribute to the overall sustainability of agricultural practices.

The global market for Nicosulfuron continues to evolve, driven by increasing demand for high-yield crops and sustainable farming solutions. Manufacturers are investing in research and development to expand the product portfolio beyond traditional herbicidal applications. Preliminary studies suggest potential uses in horticulture and specialized cropping systems, where precise weed control is essential for crop success. These explorations into new applications underscore the versatility and enduring relevance of Nicosulfuron in modern agriculture.

In conclusion, Nicosulfuron (CAS No. 111991-09-4) remains a cornerstone in crop protection due to its efficacy, selectivity, and favorable environmental profile. Ongoing research continues to refine our understanding of its mechanisms of action, safety considerations, and resistance management strategies. As agriculture moves toward more sustainable practices, compounds like Nicosulfuron will play a crucial role in ensuring food security while minimizing ecological footprints.

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