在这项工作中,三氨基甲烷-钴络合物固定在Fe 3 O 4的表面上通过简单且廉价的程序成功制备了磁性纳米颗粒。所制备的纳米催化剂被认为是在绿色条件下用于氧化和合成硫化物的坚固,清洁的纳米反应器催化剂。这种环保型非均相催化剂的特征在于傅立叶变换红外光谱,X射线衍射法,能量色散X射线光谱法,电感耦合等离子体原子发射光谱法,热重分析,振动样品磁力分析法,X射线作图,扫描电子显微镜和透射电子显微镜技术。使用绿色介质,易于分离和后处理,纳米催化剂的优异可重复使用性以及较短的反应时间是该方法的一些突出优点。
[EN] ASH1L INHIBITORS AND METHODS OF TREATMENT THEREWITH<br/>[FR] INHIBITEURS DE ASH1L ET MÉTHODES DE TRAITEMENT AU MOYEN DE CEUX-CI
申请人:UNIV MICHIGAN REGENTS
公开号:WO2017197240A1
公开(公告)日:2017-11-16
Provided herein are small molecule inhibitors of ASH1L activity and small molecules that facilitate ASH1L degradation and methods of use thereof for the treatment of disease, including acute leukemia, solid cancers and other diseases dependent on activity of ASH1L.
Synthesis and characterization of tribenzyl ammonium-tribromide supported on magnetic Fe3O4 nanoparticles: a robust magnetically recoverable catalyst for the oxidative coupling of thiols and oxidation of sulfides
and its catalytic activity in the oxidative coupling of thiols and oxidation of sulfides was investigated. It is the first report on the use of the immobilized bromine source on Fe3O4 nanoparticles as a nanomagnetic recyclable catalyst for the oxidative coupling of thiols. The nanosolid catalyst could be easily recovered by a simple magnetic separation and reused for several cycles without significant
摘要 考虑到绿色化学原理,磁性纳米粒子,特别是Fe 3 O 4纳米粒子,为现代有机合成开辟了新篇章,以建立一种引人入胜,惊人而有效的催化策略,以促进各种化学反应中催化剂的回收。受此主题的启发,成功地合成了固定在磁性纳米颗粒(Fe 3 O 4 -TBA-Br 3)上作为溴源的三苄基三溴化铵,并研究了其在硫醇氧化偶联和硫化物氧化中的催化活性。这是关于在Fe 3 O 4上使用固定溴源的第一份报告。纳米颗粒作为用于硫醇氧化偶联的纳米磁性可回收催化剂。可以通过简单的磁分离容易地回收纳米固体催化剂,并将其重复使用数个循环而不会显着降低催化活性。 图形概要
Fe<sub>3</sub>
O<sub>4</sub>
@S-ABENZ@VO: Magnetically separable nanocatalyst for the efficient, selective and mild oxidation of sulfides and oxidative coupling of thiols
Oxovanadium(IV) immobilized on Fe3O4@S‐ABEN is reported as a highly efficient nanocatalyst for the oxidation of sulfides and oxidative coupling of thiols (using H2O2 as green oxidant), the products of which are obtained in high to excellent yields. The products can be separated by a simple extraction with organic solvent and the catalyst is highly efficient, especially in terms of selectivity of desired product
据报道,固定在Fe 3 O 4 @ S-ABEN上的氧钒(IV)是一种高效的纳米催化剂,可用于硫化物的氧化和硫醇的氧化偶联(使用H 2 O 2作为绿色氧化剂),其产物可在高浓度下获得。高产。可以通过用有机溶剂的简单萃取来分离产物,并且该催化剂是高效的,特别是在所需产物的选择性方面。催化体系可以循环使用,而不会明显降低催化活性。
Synthesis and characterization of oxo-vanadium complex anchored onto SBA-15 as a green, novel and reusable nanocatalyst for the oxidation of sulfides and oxidative coupling of thiols
Abstract The present work describes the synthesis of a new oxo-vanadium complex immobilized on SBA-15 nanostructure as an efficient catalyst for oxidation of sulfides and oxidative coupling of thiols. Characterization of the resultant AMPD@SBA-15 nanostructure was performed by various physico-chemical techniques such as Fourier transform infrared spectroscopy, transmission and scanning electron microscopies
Nickel Schiff-base complexes immobilized on boehmite nanoparticles and their application in the oxidation of sulfides and oxidative coupling of thiols as novel and reusable nano organometal catalysts
Ni-complex-boehmite was prepared in water at room temperature using commercially available materials and applied as an efficient nanocatalyst in the oxidation of sulfides and thiols.