Recent advances in the synthesis of bis (pyrazolyl) methanes and their applications
M Sadeghpour, A Olyaei - Research on Chemical Intermediates, 2021 - Springer
Pyrazole and its derivatives are an important class of heterocyclic compounds, present in
several biologically and medicinally active compounds. Compounds containing 2, 4-dihydro …
several biologically and medicinally active compounds. Compounds containing 2, 4-dihydro …
Insights into 4,4′‐Arylmethylene‐Bis‐1H‐Pyrazol‐5‐Ols Scaffolds: Various Synthetic Routes and Their Applications
AB Kanagare, MSAR Yadav, AP Katariya… - …, 2023 - Wiley Online Library
Pyrazole and its derivatives have grown in prominence over the past three decades due to
their remarkable therapeutic effects and robust pharmacological potency. This review …
their remarkable therapeutic effects and robust pharmacological potency. This review …
The first urea‐based ionic liquid‐stabilized magnetic nanoparticles: an efficient catalyst for the synthesis of bis(indolyl)methanes and pyrano[2,3‐d]pyrimidinone …
MA Zolfigol, R Ayazi‐Nasrabadi… - Applied Organometallic …, 2016 - Wiley Online Library
Urea‐based ionic liquid stabilized on silica‐coated Fe3O4 magnetic nanoparticles,{Fe3O4
@ SiO2@(CH2) 3‐Urea‐SO3H/HCl}, as an unexceptionable and smooth releasing urea …
@ SiO2@(CH2) 3‐Urea‐SO3H/HCl}, as an unexceptionable and smooth releasing urea …
Design, characterization and application of new ionic liquid 1-sulfopyridinium chloride as an efficient catalyst for tandem Knoevenagel–Michael reaction of 3-methyl-1 …
In this work, novel ionic liquid 1-sulfopyridinium chloride {[Pyridine–SO 3 H] Cl} is
synthesized, and characterized by IR, 1 H and 13 C NMR, UV as well as mass spectra. The …
synthesized, and characterized by IR, 1 H and 13 C NMR, UV as well as mass spectra. The …
Carbon nanotube-based solid sulfonic acids as catalysts for production of fatty acid methyl ester via transesterification and esterification
A series of polymer–carbon nanotube composite materials (CNT-P-SO3H) were prepared by
covalent grafting of multiwalled carbon nanotubes (CNTs) with sulfonic acid-functionalized …
covalent grafting of multiwalled carbon nanotubes (CNTs) with sulfonic acid-functionalized …
Brønsted acidic hydrogensulfate ionic liquid immobilized SBA-15:[MPIm][HSO4]@ SBA-15 as an environmentally friendly, metal-and halogen-free recyclable catalyst …
The Brønsted acidic imidazolium-based metal-free and halogen-free ionic liquid hydrogen
sulfate was immobilized on nanoporous silica SBA-15. The structures of synthesized …
sulfate was immobilized on nanoporous silica SBA-15. The structures of synthesized …
Tandem Knoevenagel–Michael-cyclocondensation reactions of malononitrile, various aldehydes and dimedone using acetic acid functionalized ionic liquid
An efficient solvent-free protocol for the synthesis of tetrahydrobenzo [b] pyrans by the
condensation of malononitrile, dimedone and various aldehydes in the presence of acetic …
condensation of malononitrile, dimedone and various aldehydes in the presence of acetic …
Synthesis of 6-amino-4-(4-methoxyphenyl)-5-cyano-3-methyl-1-phenyl-1, 4-dihydropyrano [2, 3-c] pyrazoles using disulfonic acid imidazolium chloroaluminate as a …
In this work, disulfonic acid imidazolium chloroaluminate {[Dsim] AlCl4} is applied as a new
acidic and heterogeneous catalyst for green, simple and efficient synthesis of 6-amino-4-(4 …
acidic and heterogeneous catalyst for green, simple and efficient synthesis of 6-amino-4-(4 …
Preparation, characterization and application of ionic liquid sulfonic acid functionalized pyridinium chloride as an efficient catalyst for the solvent-free synthesis of 12 …
In this work, novel ionic liquid namely sulfonic acid functionalized pyridinium chloride
{[Pyridine–SO 3 H] Cl} is synthesized, and characterized by studying its IR, UV, 1 H and 13 C …
{[Pyridine–SO 3 H] Cl} is synthesized, and characterized by studying its IR, UV, 1 H and 13 C …
Catalytic application of 1-(carboxymethyl) pyridinium iodide on the synthesis of pyranopyrazole derivatives
In this investigation, acetic acid functionalized pyridinium salt, namely 1-(carboxymethyl)
pyridinium iodide {[cmpy] I}, has been introduced as reusable catalyst for green, simple and …
pyridinium iodide {[cmpy] I}, has been introduced as reusable catalyst for green, simple and …