云南高校图书馆联盟文献共享服务平台- ACETALATION

ACETALATION: 作品数：12被引量：26H指数：4; 导出分析报告; 相关领域：理学更多>>; 相关机构：广州中医药大学更多>>; 相关期刊：《Journal of Chemistry and Chemical Engineering》《Chinese Journal of Chemical Engineering》《合成化学》《Journal of Zhejiang University-Science B(Biomedicine & Biotechnology)》更多>>; 相关基金：国家自然科学基金湖北省自然科学基金更多>>

Mitsunobu Functionalization of Poly(vinyl alcohol) Derivatives: 《Chinese Journal of Chemistry》2023年第6期637-643,共7页Yin Zhang Yu Wang Wei You; This work was financially supported by the National Natural Science Foundation of China(22075292,22001254)。; Polymer functionalization is a powerful tool to prepare polymers with diverse structures without the need of synthesizing monomers or performing polymerization reactions.Polymers that are difficult to be synthesized u...; 关键词：Polymer functionalization Poly(vinyl alcohol) Mitsunobu reactions UV-SHIELDING ACETALATION

Photocatalytic Transition-Metal-Free Direct 3-Acetalation of Quinoxaline-2(1H)-ones被引量：1: 《Chinese Journal of Chemistry》2022年第22期2655-2662,共8页Chunhua Ma Hui Meng Jing Li Xianguang Yang Yuqin Jiang Bing Yu; financial support from the National Natural Science Foundation of China(Nos.82003585,21971224);the Technical innovation Team of Henan Normal University(No.2022TD03);the Postgraduate Education Reform Project of Henan Province(Nos.2019SJGLX008Y,2019SJGLX034Y);the PostgraduateEducation Reformand QualityImprovement Project of Henan Province(No.YJS2021AL079);the Scienceand Technology Research Project(No.222102310244).; A general transition-metal-free visible-light-promoted 3-acetalation reaction of quinoxaline-2(1H)-ones was developed under mild conditions.By employing 1,2,3,5-tetrakis(carbazol-9-yl)-4,6-dicyanobenzene(4CzIPN)as an ...; 关键词：Photocatalysis Transition-metal-free Synthetic methods Radical reactions Antitumor activity

Transition‐metal‐free three‐component acetalation‐pyridylation of alkenes via photoredox catalysis被引量：1: 《Chinese Journal of Catalysis》2022年第3期571-583,共13页Chun‐Hua Ma Yu Ji Jie Zhao Xing He Shu‐Ting Zhang Yu‐Qin Jiang Bing Yu; 国家自然科学基金(82003585,21971224,21807026);河南省高等教育教学改革研究与实践项目(2019SJGLX008Y,2019SJGLX034Y);河南省高等教育教学改革研究与质量提升工程(YJS2021AL079).; A general transition‐metal‐free photoinduced acetalation‐pyridylation of alkenes using diethoxyacetic acid and cyanopyridine was developed under mild conditions.By employing 4CzIPN as the photocatalyst and Cs_(2)CO...; 关键词：Visible‐light promoted ALDEHYDE Diverse transformation Late‐stage modification ANTITUMOR

Brφsted-acidic ionic liquids as efficient catalysts for the synthesis of polyoxymethylene dialkyl ethers被引量：3: 《Chinese Journal of Catalysis》2017年第5期853-861,共9页Heyuan Song Meirong Kang Fuxiang Jin Guoqin Wang Zhen Li Jing Chen; supported by the National Natural Science Foundation of China(21473225)~~; Acetalation of formaldehyde(HCHO)with dialkyl formal or aliphatic alcohol to prepare polyoxymethylene dialkyl ethers(RO(CH2O)nR,n≥1)catalyzed by Br?nsted‐acidic ionic liquids has been developed.The correlation betwe...; 关键词：Acetalation reaction Polyoxymethylene dialkyl ether Diethoxymethane FORMALDEHYDE Bronsted乚acidic ionic liquid

H4SiW6Mo6O40-Doped Polyaniline-Synthesis, characterization and catalytic properties of acetals and ketals被引量：2: 《Journal of Chemistry and Chemical Engineering》2008年第4期35-41,共7页YANG Shui-jin DU xin—xian PhilippeG．Merle; A new environmental friendly catalyst, HaSiWrMo6O40/PAn was prepared and identified by means of FT-IR, XRD and TG/DTA. The optimum conditions have been found, that was, mass ratio of m（PAn）： m（HaSiW6Mo6On.） was 1...; 关键词：2 4-dimethyl-2-ethoxycarbonylmethyl-1 3-dioxo-lane H4SiW6Mo6O4O polyaniline ACETALATION KETALATION catalyst

Catalytic synthesis of acetals and ketals with H3PW6Mo6O40/TiO2被引量：1: 《Journal of Chemistry and Chemical Engineering》2007年第1期8-11,39,共5页YANG Shui-jin TONG Wen-long Philippe G. Merle; Acknowledgements： This work was financially supported by the Natural Science Foundation of Hubei Province, China （No. 2005ABA053） and the National Natural Science Foundation of China （No. 20471044）.; A new environmental friendly catalyst, H3PW6Mo6O40/TiO2 was prepared. The optimum conditions have been found, that is, mass ratio of m （TiO2）： m （H3PW6Mo6O40） is 1：2.0, volume of water is 30 mL, the reflux react...; 关键词：H3PW6MO6O40 TiO2 ACETALATION KETALATION CATALYSIS

Preparation of SO_4^(2-)/TiO_2-La_2O_3 solid superacid and its catalytic activities in acetalation and ketalation被引量：4: 《Journal of Zhejiang University-Science B(Biomedicine & Biotechnology)》2006年第7期553-558,共6页YANG Shui-jin BAI Ai-min SUN Ju-tang; Project supported by the National Natural Science Foundation of China (No. 20471044), and the Natural Science Foundation of Hubei Province (No. 2005ABA053), China; SO4^2- / TiO2-La2O3, a novel solid superacid, was prepared and its catalytic activities at different synthetic conditions are discussed with esterification of n-butanoic acid and n-butyl alcohol as probing reaction. T...; 关键词：SO4^2-/ TiO2-La2O3 Rare earth Solid superacid CATALYSIS

Eco-friendly one-pot synthesis of acetals and ketals by heterogeneously catalyzed liquid-solid phase reaction被引量：5: 《Rare Metals》2006年第6期625-629,共5页YANG Shuijin WANG Min LIANG Yongguang SUN Jutang; This work was financially supported by the Natural Science Foundation of Hubei Province, China (No. 2005ABA053) and the National Natural Science Foundation of China (No. 20471044).; Twelve classes of acetals and ketals were synthesized from aldehyde/ketone and glycol using ZiSiW12O40/TiO2 as a novel eco-friendly catalyst. The physical characterizations were carried out by TG/DTA, FT-IR, XRD, and ...; 关键词：catalysis heteropoly acid ACETALATION KETALATION ZiSiW12O40/TiO2

Preparation of SO_4^(2-)/TiO_2-MoO_3 Solid Superacid and Its Catalytic Activity in Acetalation and Ketalation被引量：7: 《Chinese Journal of Chemical Engineering》2005年第1期51-55,共5页杨水金梁永光余协卿孙聚堂; SupportedbytheNaturalScienceFondationofHubeiProvinceEducationCommittee(No.2004D007)theNationalNaturalScienceFoundationofChina(No.29971024).; SO4^2-/TiO2-MoO3, a novel solid superacid, has been prepared and its catalytic activity at different synthetic conditions was examined with esterification of n-butanoic acid and n-butyl alcohol as probing reaction.The...; 关键词：SO_4^(2-)/TiO_2-MoO_3 solid superacid ACETALATION katalation

Preparation of SO_4^(2-)/TiO_2-WO_3 solid superacid and its catalytic activity in acetalation and ketaltion被引量：5: 《Rare Metals》2005年第1期22-27,共6页YANGShuijin YUXieqing BAIAiming SUNJutang; ThisworkwasfinanciallysupportedbytheNaturalScienceFoundationofHubeiProvinceEducationCommittee(Nos.2004D007and2002A00008)theNationalNaturalScienceFoundationofChina(No.20471044).; SO_4^(2-)/TiO_2-WO_3 was prepared and its catalytic activity under differentsynthetic conditions was discussed with esterification of n-butanoic acid and n-butyl alcohol asprobing reaction. The optimum conditions are ...; 关键词：solid superacid PREPARATION catalytic activity ACETALATION katalation

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