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中国化学快报(英文版)
中国化学快报(英文版)

梁晓天

月刊

1001-8417

cclbj@imm.ac.cn

010-63165638

100050

北京市先农坛街1号

中国化学快报(英文版)/Journal Chinese Chemical LettersCSCDCSTPCD北大核心SCI
查看更多>>本刊是由中国科协主管、中国化学会主办、中国医学科学院药物所承办的学术期刊,是由著名化学家梁晓天院士主编。是中国化学界通向世界的窗口,内容覆盖化学全领域。本刊的办刊宗旨是“新、快、准”,我们将坚持这个宗旨,力求及时反映化学研究中各个相关领域内的最新进展及热点问题,主要读者群是科研人员、研究生、大学教师。现已被国内外多家数据库收录,如SCI Search、Chemical Abstract、Research Alert、Chemistry Citation Index、《日本科技文献速报》、万方数据数字化期刊群、中国学术期刊过刊全文数据库、中国学术期刊(光盘版)、中国学术期刊文摘、中文期刊全文数据库、俄罗斯Рж期刊源等。
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    Photoinduced bismuth vanadate-catalyzed C(sp2)-H functionalization

    Rong-Nan YiWei-Min He
    1-2页

    A novel fluorescent probe for volatile amine vapor detection

    Lulu BuDaofu LiuLongde WangMei Sun...
    3-4页

    Controlled fluorescent switch based on a cation grease/brake rotor system of pillar[5]arene

    Wei-Lei ZhouSiwei WangYong Chen
    5-7页

    Deactivation mechanisms and anti-deactivation strategies of molecular sieve catalysts for NOx reduction

    Fuli WangPenglu WangJin ZhangDengchao Peng...
    8-18页
    查看更多>>摘要:Molecular sieve catalysts,owing to their unique chemical properties,are widely used as catalysts among various catalytic reactions.Abundant Brønsted acid sites in molecular sieve catalysts usually enable ac-tive components to disperse well on the catalyst surface,and help to adsorb a large number of gas molecules to achieve maximum catalytic performance.Therefore,a variety of molecular sieve catalysts have been developed and used in the selective catalytic reduction of NOx by NH3(NH3-SCR).For exam-ple,Cu molecular sieve catalysts such as Cu-SSZ-13 and Cu-SAPO-34 with wide temperature windows and stable structure are considered and applied as commercial catalysts for NOx removal in diesel vehi-cles for a long time.Although molecular sieve catalysts possess many advantages,they still cannot avoid the serious deactivation caused by various factors in practical applications.In this review,reasons lead-ing to the deactivation of molecular sieve catalysts for NOx reduction in actual working conditions were concluded.The deactivation mechanisms of molecular sieve catalysts for NOx reduction were analyzed and the corresponding anti-deactivation strategies were summarized.Finally,challenges and prospects of molecular sieve catalysts for NOx reduction were also proposed.

    Photocatalytic transformation of selected biomass derivatives to value added chemicals and hydrogen fuel

    Xiangjun LiuShuai ZhangMiao WangJunqi Wang...
    19-26页
    查看更多>>摘要:Biomass is the most bountiful renewable carbon resource on earth.Photocatalytic transformation is a promising method to utilize biomass to obtain high-value-added chemicals and it has more obvious ad-vantages compared with thermochemical and biological processes due to the milder operational con-ditions,fewer reagents and equipment.Semiconductor material is one of the most common kinds of heterogeneous biomass photocatalysts,which has the advantages of high selectivity,stable catalytic per-formance,long activation time,and low cost.In this paper,the significant research progress on the pho-tocatalytic transformation of biomass with semiconductor materials to produce high-value-added chem-icals is reviewed,and the three most typical semiconductor photocatalysts(TiO2,CdS,and g-C3N4)are detailed.The photocatalytic mechanism and photocatalytic system optimization including structural mod-ification,metal co-catalyst loading,and introduction of heterojunction are presented.Besides,the main problems,the development direction and trend of semiconductor materials in photocatalytic transforma-tions of biomass in the future are prospected,which provide guidance and inspiration for the further development of semiconductor photocatalysts and make contributions to the progress in efficient utiliza-tion of biomass.

    Effective strategies to promote Z(S)-scheme photocatalytic water splitting

    Ye YuanJunan PanWeinan YinHaoxuan Yu...
    27-39页
    查看更多>>摘要:Artificial Z(S)-scheme photocatalytic water splitting systems have attracted extensive attention due to their advantages such as wide light absorption range,high charge separation efficiency and strong car-rier redox ability.However,it is still challenging to design and prepare Z(S)-scheme photocatalysts with low-cost and highly stability for efficiently photocatalytic overall water splitting using solar energy.This review mainly introduces various strategies to improve the photocatalytic water splitting performance of Z(S)-scheme systems.These strategies mainly focus on enhancing or extending the range of light absorp-tion,promoting charge separation,and enhancing surface redox reaction in Z(S)-scheme systems.Finally,the main challenges of Z(S)-scheme photocatalytic water splitting systems and their future development directions are pointed out.This review would be beneficial to understanding the challenges and oppor-tunities faced by the research field of Z(S)-scheme photocatalytic systems,and has important guiding significance for the development and utilization of high-performance Z(S)-scheme photocatalytic reaction system in the future.

    Manganese oxide and derivative-modified materials in advanced oxidation processes:A review of modification enhancement and activation mechanisms

    Si SunShuang SongShuai YangYong-Li He...
    40-51页
    查看更多>>摘要:Manganese oxides(MnOx),as low-toxicity and high-abundance catalysts,have been demonstrated to hold great promise for application in advanced oxidation processes(AOPs).However,further application of this material is restricted due to its unsatisfactory oxidant activation efficiency.Fortunately,recently re-markable research on deep activation mechanisms and modification of MnOx have been undertaken to improve its reactivity.Herein,modification enhancement mechanisms of MnOx to efficiently degrade var-ious organic contaminants were discussed and highlighted,including metal doping,coupling with other metal oxides,composite with carbonaceous material,and compounding with other support.The activa-tion mechanisms of different MnOx and derivative-modified material(such as doped MnOx,metal oxide-MnOx hybrids,and MnOx-carbonaceous material hybrids)were summarized in great details,which was specifically categorized into both radical and non-radical pathways.The effects of pH,inorganic ions,and natural organic matter on degradation reactions are also discussed.Finally,future research directions and perspectives are presented to provide a clear interpretation on the MnOx initiated AOPs.

    Photocatalytic synthesis of small-molecule drugs by porous framework materials

    Yingying ZhaoJiangpei YuanLei ZhuYu Fang...
    52-65页
    查看更多>>摘要:Small-molecule drugs are widely used in daily life.There are still issues with the current industrial syn-thesis techniques for small-molecule drugs,such as the use of expensive metal catalysts,convoluted reac-tion processes,and non-recyclable catalysts.The benefits of photocatalytic organic synthesis over conven-tional techniques are mild conditions,environmental friendliness,and great selectivity.Porous framework materials can precisely modulate catalytic sites'electronic state and ligand structure to improve photocat-alytic performance.In particular,MOFs,COFs and PCCs based photocatalysts have received extensive re-search interest due to their unique morphology,structural adjustability,high photocatalytic performance,unique recyclability,excellent chemical stability,easy synthesis and low cost.Therefore,a key area for future research is the development of porous framework materials as photocatalysts for the synthesis of small-molecule drugs or drug precursors.

    Recent progress on rapid diagnosis of COVID-19 by point-of-care testing platforms

    Ya-Nan TangDingding JiangXuejun WangYunqi Liu...
    66-75页
    查看更多>>摘要:The outbreak of COVID-19 has drawn great attention around the world.SARS-CoV-2 is a highly infectious virus with occult transmission by many mutations and a long incubation period.In particular,the emer-gence of asymptomatic infections has made the epidemic even more severe.Therefore,early diagnosis and timely management of suspected cases are essential measures to control the spread of the virus.Developing simple,portable,and accurate diagnostic techniques for SARS-CoV-2 is the key to epidemic prevention.The advantages of point-of-care testing technology make it play an increasingly important role in viral detection and screening.This review summarizes the point-of-care testing platforms devel-oped by nucleic acid detection,immunological detection,and nanomaterial-based biosensors detection.Furthermore,this paper provides a prospect for designing future highly accurate,cheap,and convenient SARS-CoV-2 diagnostic technology.

    Recent advances in transition-metal catalyzed nitrene transfer reactions with carbamates

    Yanshu LuoXinyu ZhangYuanzhi Xia
    76-86页
    查看更多>>摘要:Nitrene transfer reactions are powerful tools in synthetic organic chemistry.In recent years,transition-metal catalyzed nitrene transfer reactions with carbamates as the nitrene precursors have been widely pursued.Such species undergoes facile C-H amination,aziridination,and bifunctionalization of alkenes under the catalysis of different transition metals including Rh,Fe,Ru and others,enabling the efficient construction of various nitrogen-containing molecules.In this review,the recent developments in nitrene transfer reactions with carbamates via N-O bond cleavage were introduced based on different types of reaction,and the key mechanistic information and synthetic applications of the methodologies were dis-cussed.