AROMATICITY

作品数：75被引量：34H指数：3
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相关作者：翟华金李思殿席振峰杜际广更多>>
相关机构：山西大学北京大学韩山师范学院物理科学与技术学院更多>>
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Control over electronic structures of organic diradicaloids via precise B/O-heterocycle fusion
《Chinese Chemical Letters》2025年第1期306-311,共6页Xinyu Tian Jiaxiang Guo Zeyi Li Shihou Sheng Tianyu Zhang Xianfei Li Chuandong Dou 
supported by National Natural Science Foundation of China(Nos.52373182 and 22175074);Jilin Scientific and Technological Development Program(No.20220101054JC);Department of Education of Jilin Province(No.JJKH20221046KJ)。
Diradicaloid polycyclic hydrocarbons(PHs)own unique open-shell electronic structures and exhibit potential utility in the fields of organic electronics and spintronics.Herein,we disclose precise fusion of B/O-heterocy...
关键词：Organic diradicaloids BORON Electronic structure Quinoidal conjugation AROMATICITY 
Carbonylation Reactions of a Metallapentalyne:Synthesis of Its Ester and Amide Derivatives
《Chinese Journal of Chemistry》2024年第22期2765-2772,共8页Yongfa Zhu Dafa Chen Ming Luo Haiping Xia 
supported by the National Natural Science Foundation of China(Nos.92156021,22350009,22101115 and 22371111);Financial Support for Outstanding Talents Training Fund in Shenzhen,the Guangdong Provincial Key Laboratory of Catalysis(No.2020B121201002);high level of special funds(G03050k003);Introduction of Major Talent Projects in Guangdong Province(No.2019CX01C079).
Carbonylation reactions are a valuable synthetic method to construct carbonyl compounds and carbonylation reactions of aryl halides stand out as a highly significant tool for generating carbonyl substituted arenes.How...
关键词：Carbonylation reactions Metal carbyne AROMATICITY Carbon monoxide METALLACYCLE 
Cyclooctatetrathiophene Annulated Multicyclic Macrocycles
《CCS Chemistry》2024年第11期2758-2769,共12页Longbin Ren Yi Han Xudong Hou Ya Zou Tianyu Jiao Jishan Wu 
supported financially by the Singapore Ministry of Education(MOE)Academic Research Fund(AcRF)Tier 2 grant(MOE-T2EP10222-0003);the Agency for Science,Technology and Research Manufacturing,Trade,and Connectivity(A*STAR MTC)project,Singapore(M22K2c0083).
The aromaticity and electronic properties of monocyclic or polycyclicπ-conjugated molecules have been widely studied.However,the related research on fullyπ-conjugated multicyclic macrocycles(MMCs)remains limited mai...
关键词：MACROCYCLE AROMATICITY DIRADICAL CYCLOOCTATETRAENE THIOPHENE 
Could π-aromaticity cross an unsaturated system to a fully saturated one?
《Chinese Chemical Letters》2024年第6期298-302,共5页Shicheng Dong Jun Zhu 
financial support from the Chinese National Natural Science Foundation(No.22231009);the University Development Fund at the Chinese University of Hong Kong,Shenzhen(No.UDF01003116)。
The classification of π-/σ-aromaticity depends on the electrons with the dominating contributions.Traditionally,π-andσ-aromaticity are used to describe the unsaturated and saturated systems,respectively.Thus,it is...
关键词：π-Aromaticity Saturated rings Silicon 
Thienothiophene-centered ladder-type π-systems that feature distinct quinoidal π-extension
《Chinese Chemical Letters》2024年第5期249-253,共5页Jiaxiang Guo Zeyi Li Tianyu Zhang Xinyu Tian Yue Wang Chuandong Dou 
supported by National Natural Science Foundation of China(Nos.22175074 and 52373182);Jilin Scientific and Technological Development Program(No.20220101054JC).
Quinoidalπ-conjugated structures,a kind of fundamental subunits for organicπ-systems,may produce some intriguing optical,electronic and magnetic properties of polycyclic hydrocarbons(PHs).Herein,we report two thieno...
关键词：Thienothiophene Quinoidal conjugation Open-shell structure AROMATICITY Photophysical properties 
Theoretical study of aromaticity reversal in dimethyldihydropyrene derivatives
《Chinese Journal of Structural Chemistry》2024年第5期8-10,共3页Fangwen Peng Zhen Luo Yingjin Ma Haibo Ma 
supported by the National Natural Science Foundation of China(No.22073045 to H.Ma and Nos.22173114 and 22333003 to Y.Ma);Strategic Priority Research Program of Chinese Academy of Sciences(XDB0500001);Youth Innovation Promotion Association of Chinese Academy of Sciences(No.2022168)
Aromaticity has always been an intriguing chemistry topic,which is considered to have close relations with materials'stability and chemical reactivity due to special energy profiles.For conjugated cycles,Hückel's rul...
关键词：Hückel AROMATIC REACTIVITY 
Water-soluble organic matter with various polarities in PM_(2.5) over Xi'an,China:Abundance,functional groups,and light absorption被引量：1
《Particuology》2024年第1期281-289,共9页Xueting Yang Shasha Huang Dan Li Hongmei Xu Yaling Zeng Liu Yang Diwei Wang Ningning Zhang Junji Cao Zhenxing Shen 
supported by the Key R&D project of Shaanxi Province(grant No.2022zDLSF06-07);Chinese Academy of Sciences(CAS)“Light of West China”Program(grant No.XAB2021YN06);the State Key Laboratory of Loess and Quaternary Geology,Institute of Earth Environment,CAs(grant No.SKLLQG2103,SKLLQG2110)was also thanked.
Humic-like substances(HULIS)are a major component of brown carbon and consequently play a major role in climate change.In this study,70 PM_(2.5) samples were collected from Xi'an in winter 2019 and summer 2020.Neutral...
关键词：Humic-like substances(HULIS) AROMATICITY Fourier-transform infrared(FTIR) spectroscopy Light absorbance 
Experimental and theoretical evidences for the formation of transition metal complexes with five coplanar metal-carbonσbonds被引量：1
《National Science Review》2023年第12期168-174,共7页Yuhui Hua Ming Luo Zhengyu Lu Hong Zhang Dafa Chen Haiping Xia 
supported by the National Natural Science Foundation of China(21931002,92156021,22071098 and 22101123);Shenzhen Science and Technology Innovation Committee(JCYJ20200109140812302 and JCYJ20210324105013035);Guangdong Provincial Key Laboratory of Catalysis(2020B121201002);Guangdong Grants(2021ZT09C064);Introduction of Major Talent Projects in Guangdong Province(2019CX01C079);Financial Support for Outstanding Talents Training Fund in Shenzhen。
Theσbond is an important concept in chemistry,and the metal-carbon(M-C)σbond in particular is a central feature in organometallic chemistry.Synthesis of stable complexes with five coplanar M-Cσbonds is challenging....
关键词：M-C bond polydentate ligands metallaaromatics DFT calculations AROMATICITY 
The application of aromaticity and antiaromaticity to reaction mechanisms被引量：1
《Fundamental Research》2023年第6期926-938,共13页Qin Zhu Shuwen Chen Dandan Chen Lu Lin Kui Xiao Liang Zhao Miquel Solà Jun Zhu 
the National Natural Science Foundation of China(22073079,22025105 and 21873079);the Ministry of Education of China(H20200504);the Top-Notch Young Talents Program of China is gratefully acknowledged;M.S.thanks the Ministerio de Ciencia e Innovación of Spain(project PID2020-113711GB-I00);the Generalitat de Catalunya(project 2017SGR39).
Aromaticity,in general,can promote a given reaction by stabilizing a transition state or a product via a mobility ofπelectrons in a cyclic structure.Similarly,such a promotion could be also achieved by destabilizing ...
关键词：AROMATICITY ANTIAROMATICITY Reaction mechanism Frustrated Lewis pairs Dinitrogen activation Small molecule activation 
Lighting up nonbenzenoid acepleiadylene with ultra-narrowband emission through aromaticity modulation
《Science China Chemistry》2023年第12期3506-3510,共5页Pengcai Liu Xiao-Yu Tang Cheng-Zhuo Du Rui Xue Xing-Yu Chen Jiawen Cao Xiao-Ye Wang 
supported by the National Natural Science Foundation of China (22071120,92256304,22221002);the National Key R&D Program of China (2020YFA0711500);the Fundamental Research Funds for the Central Universities。
Nonbenzenoid polycyclic arenes have attracted great attention because of their unique topological structures and appealing properties;however,they are generally considered as poor luminescent materials due to the ring...
关键词：nonbenzenoid arenes LUMINESCENCE narrowband emission acepleiadylene 
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