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ACETALS: 作品数：28被引量：128H指数：5; 导出分析报告; 相关领域：理学更多>>; 相关作者：郑小燕王学业彭月明更多>>; 相关机构：湘潭大学更多>>; 相关期刊：《Chemical Research in Chinese Universities》《Journal of Zhejiang University-Science B(Biomedicine & Biotechnology)》《Chinese Journal of Chemistry》《Journal of Wuhan University of Technology(Materials Science)》更多>>; 相关基金：国家自然科学基金湖北省自然科学基金国家重点基础研究发展计划更多>>

Natural products inspired[3+2]cycloaddition enables efficient construction of hydroxylated tetrahydrofuran acetals and concise syntheses of lignans: 《Science China Chemistry》2024年第7期2306-2313,共8页Dong-Yue Cai Weiming Shi Zhao-Hui Jin Zhi-Xiang Yu Jin-Xin Zhao Jian-Min Yue; supported by the Shanghai Pujiang Program(22PJ1415800);the National Natural Science Foundation of China(22237007,T2192972);the Youth Innovation Promotion Association of Chinese Academy of Sciences(2022282);the Laboratory for Molecular Engineering of Chiral Drugs,Shanghai Jiao Tong University(SMECD2022005);the High-Performance Computing Platform of Peking University。; Mimicking biosynthetic pathways of hongkonoids led to the development of a new Cu(Ⅰ)-catalyzed[3+2]cycloaddition ofα-hydroxyketone andβ-keto enol ethers,affording tetrahydrofuran acetals in a highly diastereoselect...; 关键词：[3+2]cycloaddition transition-metal catalysis TETRAHYDROFURAN lignans natural products

Un raveling the acetals as ageing markers of Chinese Highland Qingke Baijiu using comprehensive two-dimensional gas chromatography-time-of-flight mass spectrometry combined with metabolomics approach被引量：7: 《Food Quality and Safety》2021年第3期239-246,共8页Xinlei Wang Xuebo Song Lin Zhu Xiaojie Geng Fuping Zheng Qiangzhong Zhao Xiaotao Sun Dongrui Zhao Shengbao Feng Mourning Zhao Baoguo Sun; supported by the National Key Research and Development Program of China(2016YFD0400500);the National Natural Science Foundation of China(No.32001826).; Objectives:The ageing process has a significant impact on the aroma of Chinese Baijiu,which could strengthen the desirable flavor characteristics and reduce the undesirable ones.The aim of this study was to observe th...; 关键词：Ageing marker metabolomics approach Highland Qingke Baijiu comprehensive two-dimensional gas chromatog-raphy-time-of-flight mass spectrometry.

Direct aerobic oxidation of monoalcohol and diols to acetals using tandem Ru@MOF catalysts被引量：2: 《Nano Research》2021年第2期479-485,共7页Songwei Zhang Jerry Pui Ho Li Jingpeng Zhao Dan Wu Biao Yuan Willinton Yesid Hernandez Wen-Juan Zhou Tao He Yi Yu Yong Yang Vitaly Ordomsky Tao Li; the National Natural Science Foundation of China(No.21701110,T.L.);Solvay China(T.L.,V.O.,Y.Y.);and the start-up funding from ShanghaiTech University(T.L.).This work made use of the resources of the Instrum ental Analysis Center of SPST at ShanghaiTech University.This work is partially supported by CfiEM of SPST at ShanghaiTech(No.EM02161943).; The aerobic oxidation of monoalcohols and diols to acetals is an important academic and industrial challenge for the production of fine chemicals and intermediates.The existing methods usually rely on a two-step proce...; 关键词：metal-organic framework Ru nanoparticles aerobic oxidation ALCOHOLS ACETALIZATION

Synergistic Catalysis of Se and Cu for the Activation of α-H of Methyl Ketones with Molecular Oxygen/Alcohol to Produce α-Keto Acetals被引量：2: 《Chinese Journal of Chemistry》2020年第10期1045-1051,共7页Chao Chen Zhicheng Cao Xu Zhang Yiming Li Lei Yu Xuefeng Jiang; We thank the Natural Science Foundation of Jiangsu Province(BK20181449);the Jiangsu Provincial Six Talent Peaks Project(XCL-090),the National Natural Science Foundation of China(Nos.21202141,21971065);the Priority Academic Program Devel-opment(PAPD)of Jiangsu Higher Education Institutions.; Summary of main observation and conclusion Selenium and copper synergistically catalyzed the oxidation/alkoxylation of methyl ketones to synthesize a-keto acetals directly.Using 02 as oxidant and alcohol as solvent an...; 关键词：copper organo OXYGEN

Highly Site-selective Electrooxidation Providing Facile Entries to Functionalized Aromatic Acetals: 《Chemical Research in Chinese Universities》2020年第4期723-724,共2页WU Jinnan YU Yi YE Keyin; Supported by the Student Research Training Program of Fuzhou University,China(No.202010386007).; Given the fact that aldehydes are among the most fundamental and versatile building blocks in organic syn thesis,the development of highly efficient and selective methods for their preparation,especially for those del...; 关键词：ALDEHYDES AROMATIC HIGHLY

Tweaking the acid-sensitivity of transiently thermoresponsive polyacrylamides with cyclic acetal repeating units: 《Science China Chemistry》2020年第4期504-512,共9页Simon Van Herck Bruno G.De Geest; supported by Ghent University through the BOF-GOA grant scheme.; Merging the characteristics of thermoresponsive and stimuli-degradable polymers yields so-called transiently thermoresponsive polymers, which can find application for the design of injectable gels, nanoparticles, etc....; 关键词：ACETALS POLYACRYLAMIDES STIMULI-RESPONSIVE

Domino Cross Dehydrogenative Coupling of 2-Aryl Acetals with Ketones Using DDQ as Oxidant and Reactant Precursor: 《Chinese Journal of Chemistry》2012年第8期1699-1701,共3页李江胜蔡菲菲李志伟薛媛程超刘卫东曹忠; A novel domino cross dehydrogenative coupling of 2-aryl acetals with unmodified ketones has been developed, using DDQ as both the oxidant and reactant precursor.; 关键词：ACETALS C--H activation DDQ cross dehydrogenative coupling KETONES

A highly efficient transacetalization of 2-formylpyrrole acetals in alkaline media: 《Chinese Chemical Letters》2012年第1期33-36,共4页Zhao Hua Yan Run Hua Kang Yong Jie Liu Sen Lin; The Ministry of Education of The People's Republic of China;Department of education of Jiangxi Province;Jiangxi Provincial Natural Science Foundation for financial support; The reaction of 2-formylpyrrole acetals with sodium alkoxide in alcohols at reflux temperature smoothly proceeded to generate corresponding transacetalization products in nearly quantitative yields.A plausible mechani...; 关键词：2-Formylpyrrole acetal Transacetalization Sodium alkoxide

Polyaniline Supported 12-Tungstosilicic Acid as the Catalyst for Acetals and Ketals Synthesis被引量：1: 《Journal of Wuhan University of Technology(Materials Science)》2009年第3期371-375,共5页杨永金 PHILIPPE G Merle; Funded by the Natural Science Foundation of Hubei Province (No.2005ABA053);Hubei Key Laboratory of Pollutant Analysis & Reuse Technology;the National Natural Science Foundation of China (No. 20471044); A novel environmental friendly catalyst, H4SiW12O40/PAn was prepared and identified by FT-IR, XRD and TG/DTA. The optimal synthetic protocol was a PAn to H4SiW12O40 mass ratio of 1 ： 1, a 20 mL of methanol and a reac...; 关键词：12-tungstosilicic acid POLYANILINE ACETAL KETAL catalysis

KBrO_3/MoO_3:An efficient reagent system for the oxidative deprotection of semicarbazones,1,1-diacetates and acetals: 《Chinese Chemical Letters》2009年第5期514-518,共5页Farhad Shirini Zahra Neyestani Masoumeh Abedini; The partial support of this work by the University of Guilan Research Council is gratefully acknowledged.; Semicarbazones, 1,1-diacetates and acetals are efficiently converted to their corresponding carbonyl compounds using synergistic effect between KBrO3 and MoO3 in refluxing CH3CN-H2O in good to high yields.; 关键词：SEMICARBAZONES 1 1-Diacetates ACETALS KBRO3 MOO3

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