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Preparation of homogeneous LiF-BeF2-ZrF4 molten salt with low oxygen content 制备低氧含量的均相 LiF-BeF2-ZrF4 熔盐
IF 1.9 4区 化学
Journal of Fluorine Chemistry Pub Date : 2024-02-01 DOI: 10.1016/j.jfluchem.2024.110254
Yulong Song, Miao Shen, Jing Yang, Ling Han, Rui Tang, Sufang Zhao, Yuan Qian
{"title":"Preparation of homogeneous LiF-BeF2-ZrF4 molten salt with low oxygen content","authors":"Yulong Song,&nbsp;Miao Shen,&nbsp;Jing Yang,&nbsp;Ling Han,&nbsp;Rui Tang,&nbsp;Sufang Zhao,&nbsp;Yuan Qian","doi":"10.1016/j.jfluchem.2024.110254","DOIUrl":"10.1016/j.jfluchem.2024.110254","url":null,"abstract":"<div><p>Molten salt reactor uses LiF-BeF<sub>2</sub>-ZrF<sub>4</sub> (FLiBeZr) as the solvent, and UF<sub>4</sub> is dissolved in homogeneous FLiBeZr to form liquid fuel salt (FLiBeZrU). However, a second phase ZrO<sub>2</sub> precipitate usually forms during the preparation of FLiBeZr solvent. In this paper, the formation mechanism of ZrO<sub>2</sub>, its dissolution equilibrium in FLiBeZr and its effect on the physical properties of molten salts were studied. Then, anhydrous HF-H<sub>2</sub> gas was introduced as a deoxidizer to react with the dissolved oxide and ZrO<sub>2</sub>. By optimizing the H<sub>2<img></sub>HF tube bubbling at the bottom, even with the addition of UF<sub>4</sub>, a uniform FLiBeZr with a total oxygen content of 120 ppm can be prepared without the production of UO<sub>2</sub>.</p></div>","PeriodicalId":357,"journal":{"name":"Journal of Fluorine Chemistry","volume":"274 ","pages":"Article 110254"},"PeriodicalIF":1.9,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139507818","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Stabilizing F-Al-O active center via confinement of Al2O3 in SiC framework for conversion of 1,1-difluoroethane greenhouse gas 通过将 Al2O3 限制在碳化硅框架中，稳定 F-Al-O 活性中心，实现 1,1- 二氟乙烷温室气体的转化
IF 1.9 4区 化学
Journal of Fluorine Chemistry Pub Date : 2024-02-01 DOI: 10.1016/j.jfluchem.2024.110257
Xiaoli Wei , Yiwei Sun , Jianhai Jiang , Zhen Wang , Wei Zhang , Bing Liu , Shucheng Wang , Xiaodan Yang , Wanjin Yu , Jianjun Zhang , Wenfeng Han
{"title":"Stabilizing F-Al-O active center via confinement of Al2O3 in SiC framework for conversion of 1,1-difluoroethane greenhouse gas","authors":"Xiaoli Wei ,&nbsp;Yiwei Sun ,&nbsp;Jianhai Jiang ,&nbsp;Zhen Wang ,&nbsp;Wei Zhang ,&nbsp;Bing Liu ,&nbsp;Shucheng Wang ,&nbsp;Xiaodan Yang ,&nbsp;Wanjin Yu ,&nbsp;Jianjun Zhang ,&nbsp;Wenfeng Han","doi":"10.1016/j.jfluchem.2024.110257","DOIUrl":"https://doi.org/10.1016/j.jfluchem.2024.110257","url":null,"abstract":"<div><p>Al<sub>2</sub>O<sub>3</sub> exhibits high activity for the resource utilization of potent greenhouse gases, hydrofluorocarbons via dehydrofluorination or F/Cl exchange. However, it experiences completely fluorination under corrosive HF environment, leading to thorough fluorination of F-Al-O active site into F-Al-F, accompanied with serious carbon deposition. In this work, we successfully confined Al<sub>2</sub>O<sub>3</sub> in SiC (Al<sub>2</sub>O<sub>3</sub>@SiC) via treating Al<sub>2</sub>O<sub>3</sub>/SiC under high temperatures (&gt;800 °C). The results showed that different with simple loaded Al<sub>2</sub>O<sub>3</sub>(Al<sub>2</sub>O<sub>3</sub>/SiC), during high temperature treatment, reaction between Al<sub>2</sub>O<sub>3</sub> and SiC occurred, leading to the confinement effect. Then, contributed by the interaction, desired F-Al-O species could be stabilized on the surface of SiC. While for Al<sub>2</sub>O<sub>3</sub>/SiC, it thoroughly turned into AlF<sub>3</sub> under identical reactive conditions, leading to inferior stability during CH<sub>3</sub>CHF<sub>2</sub> dehydrofluorination. Furthermore, the reaction rate of 5 %Al<sub>2</sub>O<sub>3</sub>@SiC is nearly up to 4 folds higher than that of traditional AlF<sub>3</sub>. Facilitated by the suitable Lewis acid intensity, less carbon deposition formed on Al<sub>2</sub>O<sub>3</sub>@SiC. Thus, constructing strong interaction between F-Al-O and stable SiC provides a potential strategy to stabilize unstable active centers.</p></div>","PeriodicalId":357,"journal":{"name":"Journal of Fluorine Chemistry","volume":"274 ","pages":"Article 110257"},"PeriodicalIF":1.9,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139731668","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effect of perfluorination at the 3-ethyl group in chlorophyll-a derivatives on physical properties in solution 叶绿素-a 衍生物中 3-乙基基团的全氟化对溶液物理性质的影响
IF 1.9 4区 化学
Journal of Fluorine Chemistry Pub Date : 2024-02-01 DOI: 10.1016/j.jfluchem.2024.110261
Suzuka Nishibori, Nobuyuki Hara, Hitoshi Tamiaki
{"title":"Effect of perfluorination at the 3-ethyl group in chlorophyll-a derivatives on physical properties in solution","authors":"Suzuka Nishibori,&nbsp;Nobuyuki Hara,&nbsp;Hitoshi Tamiaki","doi":"10.1016/j.jfluchem.2024.110261","DOIUrl":"https://doi.org/10.1016/j.jfluchem.2024.110261","url":null,"abstract":"<div><p>Methyl 3-perfluoroethyl-pyropheophorbide-<em>a</em> exhibited a redmost visible (Qy) absorption maximum in solution at a longer wavelength than that of the non-fluorinated counterpart, while the former Qy band was sharper and more intense than the latter. In addition, the other visible bands of the fluorinated compound were red-shifted from those of the non-fluorinated. The perfluoroethylated molecule was more fluorescent at a longer wavelength with a longer lifetime, comparing with the ethylated analog. Similar results as in the above free bases were obtained for the corresponding nickel, copper, and zinc complexes. Additionally, the nickel and copper complexes exhibited similar absorption behaviors. This observation was due to the electron-withdrawing perfluoroethyl group bonding directly to the core chlorin π-system.</p></div>","PeriodicalId":357,"journal":{"name":"Journal of Fluorine Chemistry","volume":"274 ","pages":"Article 110261"},"PeriodicalIF":1.9,"publicationDate":"2024-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139748431","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Difluorocarbene-enabled synthesis of 18F-radiotracers in positron emission tomography 利用二氟化碳合成正电子发射断层扫描中的 18F-radiotracers
IF 1.9 4区 化学
Journal of Fluorine Chemistry Pub Date : 2024-01-19 DOI: 10.1016/j.jfluchem.2024.110253
Xiaohui Liu , Chunyang Huan , Xiaofeng Zhang , Wei Zhang
{"title":"Difluorocarbene-enabled synthesis of 18F-radiotracers in positron emission tomography","authors":"Xiaohui Liu ,&nbsp;Chunyang Huan ,&nbsp;Xiaofeng Zhang ,&nbsp;Wei Zhang","doi":"10.1016/j.jfluchem.2024.110253","DOIUrl":"10.1016/j.jfluchem.2024.110253","url":null,"abstract":"<div><p>Positron emission tomography (PET) is a preclinical and clinical imaging technique that is extensively used in biomedical research and disease diagnosis to study and visualize biological and physiological processes. The positron emitter used most frequently for PET imaging is fluorine-18 (<sup>18</sup>F) due to its practical 109.8 min half-life, high yield production on fragile biomedical cyclotrons, and well-established <sup>18</sup>F-radiochemistry. Fluorine atom(s) presented in many drugs and biomarkers that provides the opportunity for the development radioligand-labeled with <sup>18</sup>F. Summarized in this paper are difluorocarbene (DFC)-enabled <sup>18</sup>F-radiosynthesis to introduce [<sup>18</sup>F]CF<sub>3</sub>, [<sup>18</sup>F]CF<sub>2</sub> and related motifs in organic molecules and to use them as bioactive radiotracers.</p></div>","PeriodicalId":357,"journal":{"name":"Journal of Fluorine Chemistry","volume":"274 ","pages":"Article 110253"},"PeriodicalIF":1.9,"publicationDate":"2024-01-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139496617","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
DBU-catalyzed selective β-addition of α-fluoro nitroalkanes to allenoates DBU 催化的 α-氟硝基烷烃与异戊烯酸酯的选择性 β-加成反应
IF 1.9 4区 化学
Journal of Fluorine Chemistry Pub Date : 2024-01-17 DOI: 10.1016/j.jfluchem.2024.110255
Li-Wen Ning, Yi-Hu Jin, Ren-Jie Wang, Youcan Zhang, Ya Li
{"title":"DBU-catalyzed selective β-addition of α-fluoro nitroalkanes to allenoates","authors":"Li-Wen Ning,&nbsp;Yi-Hu Jin,&nbsp;Ren-Jie Wang,&nbsp;Youcan Zhang,&nbsp;Ya Li","doi":"10.1016/j.jfluchem.2024.110255","DOIUrl":"https://doi.org/10.1016/j.jfluchem.2024.110255","url":null,"abstract":"<div><p>An efficient DBU-catalyzed β-addition of α-fluoro nitroalkane compounds to allenoates has been developed. Both γ-substituted and -unsubstituted allenoates participated in the reaction, giving a series of the β-addition products bearing a stereogenic carbon-fluorine structural unit in very good yields. The practicability of the method was also demonstrated.</p></div>","PeriodicalId":357,"journal":{"name":"Journal of Fluorine Chemistry","volume":"274 ","pages":"Article 110255"},"PeriodicalIF":1.9,"publicationDate":"2024-01-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139493070","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Compatibility and interaction between C6F12ON2 gas mixture and sealing rubber materials C6F12O-N2 混合气体与密封橡胶材料的兼容性和相互作用
IF 1.9 4区 化学
Journal of Fluorine Chemistry Pub Date : 2024-01-10 DOI: 10.1016/j.jfluchem.2024.110248
Shuangshuang Tian , Weihao Liu , Guangyu Deng , Jiaqi Lan , Xiaoxing Zhang , Xiaohan Li , Zian Yuan
{"title":"Compatibility and interaction between C6F12ON2 gas mixture and sealing rubber materials","authors":"Shuangshuang Tian ,&nbsp;Weihao Liu ,&nbsp;Guangyu Deng ,&nbsp;Jiaqi Lan ,&nbsp;Xiaoxing Zhang ,&nbsp;Xiaohan Li ,&nbsp;Zian Yuan","doi":"10.1016/j.jfluchem.2024.110248","DOIUrl":"10.1016/j.jfluchem.2024.110248","url":null,"abstract":"<div><p>The C<sub>6</sub>F<sub>12</sub>O gas mixture has good insulating properties and can replace the strong greenhouse gas sulfur hexafluoride (SF<sub>6</sub>) in power equipment. To ensure the safe operation of the equipment, the compatibility between the C<sub>6</sub>F<sub>12</sub>O/N<sub>2</sub> gas mixture and commonly sealing rubber materials Ethylene-Propylene-Diene Monomer (EPDM), Nitrile Butadiene Rubber (NBR), and Fluororubber (FKM)) is an important factor. In this paper, the compatibility between the C<sub>6</sub>F<sub>12</sub>O/N<sub>2</sub> gas mixture and rubber materials at different temperatures is studied. Moreover, the free volume fraction, diffusion coefficient, and radial distribution function are calculated. It is found that there exists a chemical reaction between the C<sub>6</sub>F<sub>12</sub>O/N<sub>2</sub> gas mixture and rubbers, which leads to the appearance of folds or crystalline particles and the accumulation of a large number of F elements on the surface of NBR and EPDM. The simulation results show that the diffusion of the C<sub>6</sub>F<sub>12</sub>O/N<sub>2</sub> gas mixture in the rubber is enhanced with the increase of temperature, and the diffusion coefficient of C<sub>6</sub>F<sub>12</sub>O in NBR is the largest, reaching 33.439 × 10<sup>−11</sup>m<sup>2</sup>/s. The experimental and theoretical results show that compatibility between the C<sub>6</sub>F<sub>12</sub>O/N<sub>2</sub> gas mixture and FKM is better. FKM will have a better application prospect in C<sub>6</sub>F<sub>12</sub>O/N<sub>2</sub>-containing power equipment.</p></div>","PeriodicalId":357,"journal":{"name":"Journal of Fluorine Chemistry","volume":"274 ","pages":"Article 110248"},"PeriodicalIF":1.9,"publicationDate":"2024-01-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139411940","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Efficient synthesis of novel fluorinated phenanthridin-6(5H)-one derivatives and in vitro evaluation of their antiviral activity 新型氟化菲啶-6(5H)-酮衍生物的高效合成及其抗病毒活性的体外评估
IF 1.9 4区 化学
Journal of Fluorine Chemistry Pub Date : 2024-01-06 DOI: 10.1016/j.jfluchem.2024.110240
Larisa Gurskaya , Larisa Politanskaya , Jiaying Wang , Polina Ilyina , Alexandrina Volobueva , Vladimir Zarubaev
{"title":"Efficient synthesis of novel fluorinated phenanthridin-6(5H)-one derivatives and in vitro evaluation of their antiviral activity","authors":"Larisa Gurskaya ,&nbsp;Larisa Politanskaya ,&nbsp;Jiaying Wang ,&nbsp;Polina Ilyina ,&nbsp;Alexandrina Volobueva ,&nbsp;Vladimir Zarubaev","doi":"10.1016/j.jfluchem.2024.110240","DOIUrl":"https://doi.org/10.1016/j.jfluchem.2024.110240","url":null,"abstract":"<div><p>A convenient and efficient method for the synthesis of fluorinated phenanthridin-6(5<em>H</em><span>)-ones from the corresponding 2-isocyanato-1,1′-biphenyls mediated by trifluoromethanesulfonic acid in chlorobenzene is described. The reaction uses readily available starting materials, takes place under very mild reaction conditions (r. t.) and provides access to biologically promising fluorinated heterocycles in good to excellent yields. Synthesized compounds were tested </span><em>in vitro</em> for cytotoxicity in MDCK cell line and for antiviral activity against influenza virus A/Puerto Rico/8/34 (H1N1).</p></div>","PeriodicalId":357,"journal":{"name":"Journal of Fluorine Chemistry","volume":"274 ","pages":"Article 110240"},"PeriodicalIF":1.9,"publicationDate":"2024-01-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139109287","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Rh-catalyzed asymmetric cyclopropanation of benzofurans with trifluoromethyl N-triftosylhydrazones Rh 催化的苯并呋喃与三氟甲基 N-三十烷基肼的不对称环丙烷化反应
IF 1.9 4区 化学
Journal of Fluorine Chemistry Pub Date : 2024-01-01 DOI: 10.1016/j.jfluchem.2023.110237
Caicai He , Swastik Karmakar , Dandan Wei , Wei Zhao , Xiaolong Zhang , Xihe Bi
{"title":"Rh-catalyzed asymmetric cyclopropanation of benzofurans with trifluoromethyl N-triftosylhydrazones","authors":"Caicai He ,&nbsp;Swastik Karmakar ,&nbsp;Dandan Wei ,&nbsp;Wei Zhao ,&nbsp;Xiaolong Zhang ,&nbsp;Xihe Bi","doi":"10.1016/j.jfluchem.2023.110237","DOIUrl":"10.1016/j.jfluchem.2023.110237","url":null,"abstract":"<div><p>An asymmetric dearomative cyclopropanation of benzofuran has been accomplished by a novel catalytic method that relies on using trifluoromethyl <em>N</em>-triftosylhydrazones as carbene sources in the presence of a chiral rhodium catalyst. This reaction produces chiral trifluoromethyl-tethered 2,3-disubstituted benzofuran cyclopropane, which carries versatile pharmacophores 2,3-dihydrobenzofuran and trifluoromethyl-substituted quaternary carbon centers. Notably, this process offers distinct advantages over other existing approaches due to being step-economic and eliminating green-gas N<sub>2</sub> as a harmless coproduct. DFT calculations explain the reason behind the high enantioselectivity during this cyclopropanation reaction.</p></div>","PeriodicalId":357,"journal":{"name":"Journal of Fluorine Chemistry","volume":"273 ","pages":"Article 110237"},"PeriodicalIF":1.9,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0022113923001525/pdfft?md5=80519f4aba46016beb0c02ac04463280&pid=1-s2.0-S0022113923001525-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139069343","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Extending the substrate scope of palladium-catalyzed arylfluorination of allylic amine derivatives 扩大钯催化烯丙基胺衍生物芳基氟化反应的底物范围
IF 1.9 4区 化学
Journal of Fluorine Chemistry Pub Date : 2024-01-01 DOI: 10.1016/j.jfluchem.2023.110239
Tamás T. Novák , Thi Cam Tu Nguyen , Ágnes Gömöry , Gábor Hornyánszky , Attila Márió Remete , Loránd Kiss
{"title":"Extending the substrate scope of palladium-catalyzed arylfluorination of allylic amine derivatives","authors":"Tamás T. Novák ,&nbsp;Thi Cam Tu Nguyen ,&nbsp;Ágnes Gömöry ,&nbsp;Gábor Hornyánszky ,&nbsp;Attila Márió Remete ,&nbsp;Loránd Kiss","doi":"10.1016/j.jfluchem.2023.110239","DOIUrl":"10.1016/j.jfluchem.2023.110239","url":null,"abstract":"<div><p>Fluorinated molecules often show superior bioactivity or ADME (absorption, distribution, metabolism, and excretion) properties compared to their non-fluorinated analogues. In fact, 20–30 % of newly approved drugs and the majority of recently approved agrochemicals are organofluorine compounds. Unsurprisingly, there is great interest in the development of new and/or improved processes for fluorine incorporation. Pd-catalyzed arylfluorination of alkenes is a novel, emerging fluorination method, which simultaneously introduces a fluorine atom and an aryl group into an alkene framework. The aim of the current work was studying, improving, and extending a literature arylfluorination protocol, which originally utilized <em>N</em>-allylated sulfonamide substrates.</p></div>","PeriodicalId":357,"journal":{"name":"Journal of Fluorine Chemistry","volume":"273 ","pages":"Article 110239"},"PeriodicalIF":1.9,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0022113923001549/pdfft?md5=88c1c7c3bc086f7e01a567a680e8d82d&pid=1-s2.0-S0022113923001549-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139069396","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Group VIII metal difluorocarbene complexes: Synthesis and applications 第八族金属二氟碳络合物：合成与应用
IF 1.9 4区 化学
Journal of Fluorine Chemistry Pub Date : 2024-01-01 DOI: 10.1016/j.jfluchem.2023.110238
Xue Ding , Yu-Fei Yao , Weikang Lin , Zhengqing Ye , Cheng-Pan Zhang
{"title":"Group VIII metal difluorocarbene complexes: Synthesis and applications","authors":"Xue Ding ,&nbsp;Yu-Fei Yao ,&nbsp;Weikang Lin ,&nbsp;Zhengqing Ye ,&nbsp;Cheng-Pan Zhang","doi":"10.1016/j.jfluchem.2023.110238","DOIUrl":"10.1016/j.jfluchem.2023.110238","url":null,"abstract":"<div><p>The use of metal catalysts to modulate the generation and reactivity of carbenes has offered a powerful tool for construction of functional molecules. The design and synthesis of relevant transition-metal difluorocarbene complexes have benefited the development and interpretation of transition-metal catalyzed difluorocarbene transfer reactions. Although many achievements have been made in difluorocarbene chemistry, it is still a challenging task to make use of transition-metal difluorocarbenes in synthetic chemistry. To aid interested readers in better understanding the reactivity of transition-metal difluorocarbene species and designing catalytic methods for transfer of difluorocarbene intermediates, we summarize the advances of group VIII metal difluorocarbene complexes. Details include the preparation and properties of these complexes as well as their involvement in organic synthesis.</p></div>","PeriodicalId":357,"journal":{"name":"Journal of Fluorine Chemistry","volume":"273 ","pages":"Article 110238"},"PeriodicalIF":1.9,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0022113923001537/pdfft?md5=2aec960e62848f278eabc1153617e1d0&pid=1-s2.0-S0022113923001537-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139069464","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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