1263379-97-0Relevant academic research and scientific papers
Novel ionic liquid N,N-diethyl-N-sulfoethanaminium hydrogen sulfate: Design, characterization, and application as a highly efficient catalyst for the production of triazolo[1,2-a]indazole-triones and 2H-indazolo[2,1-b]phthalazine-triones
Zare, Abdolkarim,Masihpour, Fatemeh
, p. 1160 - 1165 (2016)
A novel Br?nsted acidic ionic liquid namely N,N-diethyl-N-sulfoethanamminium hydrogen sulfate ([Et3N-SO3H]HSO4) was synthesized, and characterized using FT-IR,1H NMR,13C NMR, and mass data. Then, its
Green synthesis of triazolo[1,2-a]indazole-triones using Origanum majorana-capped silver nanoparticles
Mombeni Goodajdar, Bijan
, (2021/07/26)
A convenient, and multicomponent green procedure for the synthesis of triazolo[1,2-a]indazole-triones by the one-pot condensation reaction between 1,2,4-triazolidine-3,5-dione (urazole), 5,5-dimethylcyclohexane-1,3-dione (dimedone) and aldehydes in the pr
A multicomponent reaction on a 'free' KCC-1 catalyst at room temperature under solvent free conditions by visible light
Sadeghzadeh, Seyed Mohsen
, p. 54236 - 54240 (2016/07/06)
A green and efficient method for the synthesis of various triazolo[1,2-a]indazole-triones under mild conditions is reported. The reported synthesis includes several advantages like being solvent free, operational simplicity, short reaction times, environm
Guanidinium-based sulfonic acid as a new Bronsted acid organocatalyst in organic synthesis in water
Seyyedhamzeh, Mozhdeh,Shaabani, Shabnam,Hamidzad Sangachin, Mona,Shaabani, Ahmad
, p. 2845 - 2855 (2016/03/30)
Guanidinium-based sulfonic acid as a new Bronsted acid organocatalyst has been synthesized, characterized, and applied for the synthesis of 3,4-dihydroquinoxalin-2-amine, 1,6-dihydropyrazine-2,3-dicarbonitrile, triazolo[1,2-a]indazole-trione, and spiro tr
Glycerol: A more benign and biodegradable promoting medium for catalyst-free one-pot multi-component synthesis of triazolo[1,2-a]indazole-triones
Shekouhy, Mohsen,Sarvestani, Abdollah Masoudi,Khajeh, Soheila,Khalafi-Nezhad, Ali
, p. 63705 - 63710 (2015/08/11)
The one-pot three component synthesis of triazolo[1,2-a]indazole-triones was conducted successfully under catalyst-free conditions in glycerol as a benign, nontoxic and biodegradable promoting medium. A broad range of substrates including aromatic aldehyd
Quinuclidine stabilized on FeNi3 nanoparticles as catalysts for efficient, green, and one-pot synthesis of triazolo[1,2-a]indazole-triones
Sadeghzadeh, Seyed Mohsen
, p. 278 - 283 (2014/03/21)
A new magnetically separable catalyst consisting of quinuclidin-3-thiol supported on propylsilane-functionalized silica-coated FeNi3 nanoparticles (FeNi3/quinuclidine) has been prepared. The synthesized catalyst was characterized by
Iron(III)-catalyzed highly efficient, one-pot synthesis of triazolo[1,2-a]indazoletriones and spirotriazolo[1,2-a]indazoletetraones
Subba Reddy,Umadevi,Narasimhulu,Yadav
supporting information, p. 927 - 929 (2013/09/02)
Three-component coupling (3CC) of aldehyde, 1,3-dione and 4-phenylurazole has been achieved in the presence of 10 mol% anhydrous FeCl3 in acetonitrile under reflux conditions to afford the corresponding triazolo[1,2-a]indazoletriones in excelle
Highly efficient synthesis of triazolo[1,2-a]indazole-triones and novel spiro triazolo[1,2-a]indazole-tetraones under solvent-free conditions
Hasaninejad, Alireza,Zare, Abdolkarim,Shekouhy, Mohsen
experimental part, p. 390 - 400 (2011/03/18)
A new, convenient, and high yielding procedure for the synthesis of triazolo[1,2-a]indazole-triones by the condensation reaction between dimedone, aryl aldehydes, and ueazoles in the presence of a catalytic amount of sulfonated polyethylene glycol (PEG-SO
