Fe<sub>3</sub>O<sub>4</sub>@Sap/Cu(<scp>ii</scp>): an efficient magnetically recoverable green nanocatalyst for the preparation of acridine and quinazoline derivatives in aqueous media at room temperature
作者:Milad Kazemnejadi、Mohammad Ali Nasseri、Safoora Sheikh、Zinat Rezazadeh、Seyyedeh Ameneh Alavi Gol
DOI:10.1039/d1ra01373d
日期:——
Saponin, as a green and available phytochemical, was immobilized on the surface of magnetite nanoparticles then doped with Cu ions (Fe3O4@Sap/Cu(II)) and used as an efficient nanocatalyst for the synthesis of quinazoline and acridine derivatives, due to their high application and importance in various fields of science. Different spectroscopic and microscopic techniques were used for the catalyst characterization
皂苷作为一种绿色、可用的植物化学物质,固定在磁铁矿纳米粒子表面,然后掺杂铜离子(Fe 3 O 4 @Sap/Cu( II )),作为有效的纳米催化剂用于合成喹唑啉和吖啶衍生物,由于它们在各个科学领域的高度应用和重要性。使用不同的光谱和显微技术来表征催化剂,例如 FT-IR、XRD、FE-SEM、EDX、TEM、TGA、VSM、BET、DLS、CV 和 XPS 分析。所有表征数据都相互关联,以便准确表征催化剂的结构。该反应在少量 Fe 3 O 4 @Sap/Cu( II ) (0.42 mol%) 作为绿色催化剂的存在下在水中在短时间内进行。结果很好地表明了皂苷在解决水介质中传质问题方面的有效作用,这是水介质中和非均相介质存在下许多有机反应所面临的挑战。该催化剂具有高催化活性,并且在温和的反应条件下,在短反应时间(小于 1 小时)内,所有喹唑啉(产率 68-94%)和吖啶(产率 66-97%
One-Pot, Facile, Highly Efficient, and Green Synthesis of Acridinedione Derivatives Using Vitamin B<sub>1</sub>
作者:Ahmet Işık、Burak Aday、Ramazan Ulus、Muharrem Kaya
DOI:10.1080/00397911.2015.1109127
日期:2015.12.17
Abstract An efficient methodology for the synthesis of acridinedione derivatives 4a–o has been achieved by one-pot, multicomponent condensation of dimedone 1, various amines 2a–d, and substitute aromatic aldehydes 3a–k, in the presence of the easily available, inexpensive, and nontoxic catalyst vitamin B1 (VB1) as a versatile biodegradable. Synthesis of acridine-type compounds was performed in good
Pt NPs@GO as a highly efficient and reusable catalyst for one-pot synthesis of acridinedione derivatives
作者:Handan Pamuk、Burak Aday、Fatih Şen、Muharrem Kaya
DOI:10.1039/c5ra06441d
日期:——
and highly efficient catalyst for the synthesis of acridinedione derivatives from dimedone, aromaticaldehydes and various amines with great catalytic performance. All the acridinedione compounds were synthesized in DMF in a single process through two successive reactions (aldolcondensation and Michaeladdition) in the presence of highly efficient Pt NPs@GO. The synthesized catalyst was characterized
Ferric (III) complex supported on superparamagnetic Fe3O4@SiO2 as a reusable Lewis acid catalyst: a new highly efficient protocol for the synthesis of acridinedione and spiroquinazolin-4(3H)-one derivatives
作者:Hadi Mohammadi、Hamid Reza Shaterian
DOI:10.1007/s11164-019-03942-w
日期:2020.1
very easy reaction conditions, simple work-up, excellent yields, high purity of the desired product, short reaction time and one-pot reaction to synthesize Fe3O4@SiO2-HBP-FeCl3. The recycling studies revealed that catalyst could be easily recovered using an external magnet and reused five times without significant loss of its catalytic activity.
制备纳米Fe 3 O 4 @SiO 2 -3,4-二羟基苯甲醛/巴比妥酸/邻苯二甲酰-FeCl 3(纳米Fe 3 O 4 @SiO 2 -HBP-FeCl 3),并通过常规分析和光谱技术鉴定。将制备的纳米Fe 3 O 4 @SiO 2 -HBP-FeCl 3应用于a啶二酮和螺喹唑啉-4(3 H)-绿色条件下的一种衍生物。此外,这项研究还提供了许多优势,例如非常容易的反应条件,简单的后处理,优异的收率,所需产物的高纯度,较短的反应时间和一锅法反应以合成Fe 3 O 4 @SiO 2 -HBP- FeCl 3。回收研究表明,使用外磁体可以轻松回收催化剂,并重复使用五次,而不会明显降低其催化活性。
Graphene Oxide as Highly Effective and Readily Recyclable Catalyst Using for the One-Pot Synthesis of 1,8-Dioxoacridine Derivatives
作者:Burak Aday、Handan Pamuk、Muharrem Kaya、Fatih Sen
DOI:10.1166/jnn.2016.12432
日期:2016.6.1
Grapheneoxide as a highly stable, reusable, isolable, and efficient catalyst has been used for the first time for the synthesis of acridinedione derivatives from dimedone, aromatic aldehydes and various amines with great catalytic performance. One pot synthesis of acridinedione compounds were performed using highly efficient grapheneoxide.