89607-44-3Relevant academic research and scientific papers
Sugarcane Bagasse Ash-Based Silica-Supported Boric Acid (SBA-SiO2-H3BO3): A Versatile and Reusable Catalyst for the Synthesis of 1,4Dihydropyrano[2,3c]pyrazole Derivatives
Kumar, A.,Pandey, A. K.,Shrivastava, S. C.
, p. 653 - 660 (2021/06/02)
Abstract: A simple, green, and efficient protocol has been developed for the synthesis of biologically active 1,4dihydropyrano[2,3c]pyrazole derivatives via one-pot four-component reaction of various substituted benzaldehydes, hydrazine hydrate or phenylh
Synthesis and characterization of pine-cone derived carbon-based solid acid: A green and recoverable catalyst for the synthesis of pyra-no_pyrazole, amino-benzochromene, amidoalkyl naphthol and thiazoli-dinedione derivatives
Ghorbani, Fatemeh,Pourmousavi, Seied Ali,Kiyani, Hamzeh
, p. 66 - 81 (2021/03/19)
In this report, SO3H-functionalized Carbon nanoparticles (Pine-SO3H) with high acid density have been synthesized by the thermal treatment of sulfuric acid with Pine-Cone as carbon-based at 180oC in a sealed autoclave in a
Green synthesis of pyrazolopyranopyrimidinone and pyranopyrazole derivatives using porphyrin-initiated amine-functionalized PolyBCMO dendritic polymer as sonocatalyst
Avudaiappan, Govindan,Unnimaya T., Jayaprakash,Asha, Pallikkattil,Unnikrishnan, Vettukattil,Sreekumar, Krishnapillai
, p. 197 - 209 (2019/12/24)
A novel porphyrin-initiated amine-functionalized poly-3,3-bis(chloromethyl)oxetane (PBCMO-amine) dendritic polymer was effectively synthesized. Characterization using the UV-vis, IR, NMR, PXRD, TG, and FE-SEM spectroscopy and microscopy enabled one to ass
Nano silica extracted from horsetail plant as a natural silica support for the synthesis of H3PW12O40 immobilized on aminated magnetic nanoparticles (Fe3O4@SiO2-EP-NH-HPA): a novel and effi
Hosseini Mohtasham, Nina,Gholizadeh, Mostafa
, p. 3037 - 3066 (2020/04/17)
Abstract: In this work, nanomesoporous silica has been prepared from horsetail (Equisetum arvense), which is a medicinal plant, with high surface area. This natural silica has been applied as a support to prepare H3PW12O40
Green synthesis of pyranopyrazoles via biocatalytic one-pot Knoevenagel condensation–Michael-type addition–heterocyclization cascade in non-aqueous media
Pandey, Rajat,Pratap, Umesh,Shrivas, Prabhakar,Wankhade, Atul,Zodape, Sangesh
, (2020/03/23)
Abstract: An efficient, green and facile route for the one-pot four-component synthesis of pyranopyrazole derivatives through the condensation of the aromatic aldehydes, ethyl acetoacetate, malononitrile and hydrazine hydrate using baker’s yeast as biocat
Design and development of a new functionalized cellulose-based magnetic nanocomposite: preparation, characterization, and catalytic application in the synthesis of diverse pyrano[2,3-c]pyrazole derivatives
Maleki, Ali,Eskandarpour, Vahid
, p. 1459 - 1472 (2019/06/10)
In this work, a facile protocol for the preparation of a new cellulose-based functionalized magnetic nanocomposite catalyst is described. The structure and morphology of the prepared nanomaterial was characterized by scanning electron microscopy, energy-d
A highly efficient and reusable catalyst for the synthesis of 4H-benzo[b]pyran derivatives
Redouane, Mohamed Abdenour,Khiri-Meribout, Naima,Benzerka, Saida,Debache, Abdelmadjid
, p. 167 - 179 (2020/02/27)
A series of substituted 4H-pyrans derivatives were synthesized by a one-pot, multi-component reaction of aromatic aldehydes, malononitrile, and pyrazolone derivatives or active methylene carbonyl compounds such as dimedone, in the presence of 1,3-dimethyl
Synthesis and antimicrobial study of 1,4-dihydropyrano[2,3-c]pyrazole derivatives in the presence of amino-functionalized silica-coated cobalt oxide nanostructures as catalyst
Shahbazi, Shakiba,Ghasemzadeh, Mohammad Ali,Shakib, Pegah,Zolfaghari, Mohammad Reza,Bahmani, Mahmoud
, p. 172 - 179 (2019/06/18)
In this research a series of pyranopyrazoles were efficiently synthesized via the one-pot four-component reactions of ethyl acetoacetate, hydrazinehydrate, aldehydes and malononitrile in the presence of Co3O4@SiO2-tNH
Sodium gluconate: An efficient organocatalyst for the synthesis of dihydropyrano[2,3-c]pyrazole derivatives
Khandebharad, Amol,Sarda, Swapnil,Soni, Mahesh,Agrawal, Brijmohan
, p. 331 - 340 (2019/11/29)
Sodium gluconate presented as a category of biomolecule found to be a proficient and recyclable organocatalyst for the synthesis of dihydropyrano[2,3-c]pyrazole derivatives via one-pot multicomponent reaction of aryl aldehyde, malononitrile, ethyl acetoac
