Fresh air and clean water are essential constituents for the human population as well as for fauna and flora. Owing to the extreme toxicity of NACs and VOCs in physiological systems and their widespread presence in the environment, serious mitigation is required. The innovation of chemosensors for these two types of harmful organic contaminants (NACs i. e., nitroaromatics, and VOCs i. e., volatile organic compounds) have unfolded as a key research topic in recent decades, garnering a lot of attention due to their environmental, industrial and biological importance. In recent years, there has been a significant amount of research on both NACs and VOCs chemosensors. This Review article has recapitulated the latest development of fluorescent chemosensors especially small molecular frameworks from 2015 to 2022, for NACs and VOCs which has been discussed individually. In addition, the detection of NACs and VOCs on multiple platforms with a special focus on their mechanistic exploration, as well as their probable applications in natural water body specimens, vapor phase detection, and paper strip analysis have also been discussed.
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http://dx.doi.org/10.1002/cplu.202300179 | DOI Listing |
BMC Plant Biol
October 2024
Key Laboratory for Research and Utilization of Characteristic Biological Resources in Southern Yunnan, College of Biological and Agricultural Sciences, Honghe University, Mengzi, Yunnan, 661199, China.
Background: Amomum tsao-ko is an important aromatic crop used in medicines and food. It can be categorized into three main types based on the fruit shape: long (L), oval (O), and round (R). However, limited information is available on the volatile substances present in differently shaped A.
View Article and Find Full Text PDFHuan Jing Ke Xue
December 2023
College of Chemistry and Chemical Engineering, Guangxi University, Nanning 530004. China.
The compositional characteristics, concentration of nitroaromatic compounds(NACs) in PM in urban Shanghai, and their correlation with gaseous precursors were investigated. A total of 39 winter and 46 summer PM samples from 2020 to 2021 were collected using a high-flow sampler and analyzed via ultra-performance liquid chromatography coupled with ESI-Orbitrap high-resolution mass spectrometry(UPLC-Orbitrap-HRMS). Quantitative analysis was performed on 12 NACs compounds, combined with backward trajectory meteorological elements, molecular composition, and classification analysis of CHON substances.
View Article and Find Full Text PDFChempluschem
July 2023
Department of Chemistry, Indian Institute of Technology Guwahati, Assam, 781039, India.
Fresh air and clean water are essential constituents for the human population as well as for fauna and flora. Owing to the extreme toxicity of NACs and VOCs in physiological systems and their widespread presence in the environment, serious mitigation is required. The innovation of chemosensors for these two types of harmful organic contaminants (NACs i.
View Article and Find Full Text PDFSci Total Environ
April 2023
Department of Environmental Sciences and Engineering, Xi'an Jiaotong University, Xi'an 710049, China; The State Key Laboratory of Loess and Quaternary Geology, Institute of Earth Environment, Chinese Academy of Sciences, Xi'an 710049, China. Electronic address:
Nitroaromatic compounds (NACs) are essential components of atmospheric organic aerosols. Coal combustion is a key source of atmospheric NACs. In this study, a triple-quadrupole liquid chromatography-mass spectrometry (LC-MS) system was used to identify ten individual NAC emitted in combustions of chunk coal and its briquette at different maturity levels.
View Article and Find Full Text PDFEnviron Pollut
January 2023
Key Lab of Geographic Information Science of the Ministry of Education, School of Geographic Sciences, East China Normal University, Shanghai, 200062, China; Institute of Eco-Chongming, Chenjia Zhen, Chongming, Shanghai, 202162, China. Electronic address:
To investigate the formation of secondary organic aerosol (SOA) under current atmospheric conditions, we conducted a field observation of SOA precursors in the downwind region of the Yangtze River Delta (YRD) in winter 2019 using a variety of offline and online instruments. During the entire observation period, the averaged fine particulate SOA was 7.9 ± 2.
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