HFIP

作品数:7被引量:5H指数:1
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相关领域:化学工程医药卫生更多>>
相关作者:渠瑾严逢春魏东炜张超张正彪更多>>
相关机构:天津大学南开大学苏州大学武汉大学更多>>
相关期刊:《邵阳学院学报(自然科学版)》《传感技术学报》《塑料科技》《Chinese Journal of Chemistry》更多>>
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HFIP为流动相的PET凝胶渗透色谱法的研究和应用
《塑料科技》2024年第5期38-42,共5页施镇江 章宦耀 朱蕾 许佳丽 吴文华 
聚对苯二甲酸乙二醇酯(PET)的相对分子质量及其分布是影响其聚合与加工工艺的关键参数。基于六氟异丙醇(HFIP)可溶解绝大多数聚酯类聚合物的特点,使用HFIP作为凝胶渗透色谱仪的流动相,测试PET的相对分子质量及其分布。通过聚甲基丙烯酸...
关键词:凝胶渗透色谱 六氟异丙醇 相对分子质量 聚合工艺 
Electrochemical Reduction of Benzo[b]thiophene 1,1-Dioxides with HFIP as Hydrogen Donor被引量:1
《Chinese Journal of Chemistry》2024年第6期585-591,共7页Ming-Zhong Guo Mei-Jin Mou Zhuo Chen Shao-Fei Ni Ming Li Li-Rong Wen Lin-Bao Zhang 
supported by the National Natural Science Foundation of China(21801152 and 21572110);We thank the Youth Innovation Science and Technology Plan of Colleges and Universities in Shandong Province(2021KJ076).
A straightforward electrochemical reduction of benzo[b]thiophene 1,1-dioxides with HFIP as the hydrogen donor has been reported in an undivided cell under metal-free conditions.Moreover,the tolerance of various functi...
关键词:ELECTROCHEMISTRY REDUCTION Benzo[b]thiophene 1 1-dioxides DEUTERIUM Hydrogen source 
超分子溶剂液液微萃取-超高效液相色谱法检测萘敏维滴眼液中的防腐剂尼泊金乙酯
《邵阳学院学报(自然科学版)》2022年第5期75-81,共7页粟雯 张丹 吴雅雯 钟奇 蒋旭东 龙浩 
湖南省教育厅科学研究项目(19C1635)。
目的 建立了超分子溶剂液液微萃取联用超高效液相色谱(ultra performance liquid chromatography, UPLC)法检测萘敏维滴眼液中的防腐剂尼泊金乙酯(ethylparaben, EP)。方法 以正辛醇为萃取剂、水和六氟异丙醇(hexafluoroisopropanol, HF...
关键词:超分子溶剂 液液微萃取 EP HFIP 正辛醇 萘敏维滴眼液 
HFIP-catalyzed highly diastereoselective formal[4+2]cyclization to synthesize difluorinated multisubstituted chromans using difluoroenoxysilanes as C2 synthons
《Chinese Chemical Letters》2022年第6期3007-3011,共5页Jinshan Li Wenxue Xi Saimei Liu Yaqi Yang Jianguo Yang Hanfeng Ding Zhiming Wang 
the financial support from the Natural Science Foundation of Zhejiang Province(No.LQ20B020005);Leading Innovative and Entrepreneur Team Introduction Program of Zhejiang(No.2019R01005);Joint Fund of Zhejiang Provincial Natural Science Foundation(No.LTZ21B020001)。
A hexafluoroisopropanol(HFIP)-catalyzed highly diastereoselective formal[4+2]cyclization between ortho-hydroxyphenyl para-quinone methides and difluoroenoxysilanes is developed.This tandem protocol provides a simple a...
关键词:Difluorinated chromans [4+2]Cyclization Difluoroenoxysilanes HFIP catalysis DIASTEREOSELECTIVITY 
HFIP-promoted catalyst-free cascade reactions for the synthesis of biologically relevant 3,3-di(indolyl)indolin-2-ones from indoles and isatins
《Chinese Chemical Letters》2020年第9期2465-2468,共4页Xiaohan Yuan Shuai Wang Jialing Cheng Bin Yu Hong-Min Liu 
supported by the National Natural Science Foundation of China(Nos.81773562,81703326 and 81973177);The Open Project of State Key Laboratory of Natural Medicines(No.SKLNMKF202005);China Postdoctoral Science Foundation(Nos.2018M630840 and 2019T120641)。
The first HFIP-promoted catalyst-free cascade reactions for the synthesis of biologically relevant 3,3-di(indolyl)indolin-2-ones(27 examples,up to 98% yield) from readily available indoles and isatin derivatives are d...
关键词:INDOLES ISATINS HFIP Catalyst-free synthesis 3 3-Di(indoly)indolin-2-ones 
SAW膜材料HFIP功能化PS-b-PMPS的合成与吸附研究被引量:3
《传感技术学报》2008年第12期1959-1962,共4页魏东炜 严逢春 张超 
天津市应用基础研究计划项目资助(07JCYBJC02300)
探讨了六氟代异丙醇(HFIP)功能化聚苯乙烯/聚甲基苯基硅氧烷嵌段共聚物(PS-b-PMPS)的合成与涂膜方法.采用无水解缩聚方法合成了环状聚甲基苯基硅氧烷,阴离子聚合制备了窄分子量分布(Mw/Mn=1.99)的PS-b-PMPS,与六氟丙酮反应得产物。用IR...
关键词:SAW化学传感器 聚苯乙烯 聚甲基苯基硅氧烷 嵌段共聚物 阴离子聚合 爆炸物 
Three-component one-pot synthesis of 1,2,3,4-tetrahydroquinoline derivatives in hexafluoroisopropanol被引量:1
《Chinese Chemical Letters》2008年第8期921-924,共4页Jie Zhou Bai Ling Xu 
the National Natural Science Foundation of China(No.30672540);NSF of Beijing(No.7072048)for financial support.
The one-pot aza-Diels-Alder reaction of substituted aromatic amines, ethyl glyoxylate and benzyl vinylcarbamate or N- benzyloxycarbonyl 2-pyrroline was conducted in hexafluoroisopropanol, providing the desired 1,2,3,4...
关键词:Aza-Diels-Alder reaction TETRAHYDROQUINOLINE Hexafluoroisopropanol (HFIP) Fluorinated solvent 
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