143699-05-2Relevant academic research and scientific papers
SbCl5/SiO2nanoparticles: An efficient and reusable reagent for the synthesis of 4,4′-(arylmethylene)bis(1 h -pyrazol-5-ol) derivatives in water
Sadeghi, Bahareh,Rad, Maryam Ghorbani
, p. 1723 - 1727 (2015)
An efficient and eco-friendly method for the synthesis of 4,4-(arylmethylene)bis(1H-pyrazol-5-ol) derivatives is described by tandem Knoevenagel-Michael reaction between aromatic aldehydes and 3-methyl-1-phenyl-2-pyrazoline-5-one in the presence of nanosi
Catalyst-free tandem Knoevenagel-Michael reaction of aldehydes and pyrazolin-5-one: Fast and convenient approach to medicinally relevant 4,4′-(arylmethylene)bis(1H-pyrazol-5-ol)s
Elinson, Michail N.,Sokolova, Olga O.,Nasybullin, Ruslan F.
, p. 97 - 101 (2015)
Catalyst-free tandem Knoevenagel-Michael reaction of aryl aldehydes and two equivalents of 3-methyl-1-phenyl-2-pyrazolin-5-one results in fast (5 min) formation of medicinally relevant 4,4′-(arylmethylene)bis(1H-pyrazol-5-ol)s in excellent 93%-99% yield.
In situ decorated Mn–lysine complex on magnetic nanoparticles as a novel and reusable nanocatalyst in the synthesis of 4,4′-(arylmethylene)-bis-(3-methyl-1-phenyl-1H-pyrazol-5-ols) derivatives
Tamoradi, Taiebeh,Mousavi, Seyedeh Masoumeh,Karmakar, Bikash
, p. 2919 - 2929 (2021/05/11)
In this work, we report a new and recoverable catalyst by anchoring the Mn–Lysine complex on the surface of CoFe2O4 magnetic nanoparticles through a simple, rapid and eco-friendly procedure. The successful synthesis of this nanostruc
Synthesis of sulfonated melamine-functionalized Fe3O4@SiO2@Si–(CH2)3@melamine nanoparticles and its application in the synthesis of 4,4’-(aryl methylene)bis(3-methyl-1H-pyrazol-5-ol)s and hexahydroqui
Akbarpour, Tahereh,Khazaei, Ardeshir,Sarmasti, Negin,Soleimani, Maryam
, (2021/11/09)
In this work, sulfonated melamine-functionalized Fe3O4@SiO2@Si-(CH2)3@melamine nanoparticles were prepared through a simple approach and characterized by energy dispersive X-ray analysis (EDX), field
Zirconium@guanine@MCM-41 nanoparticles: An efficient heterogeneous mesoporous nanocatalyst for one-pot, multi-component tandem Knoevenagel condensation–Michael addition–cyclization Reactions
Nikoorazm, Mohsen,Mohammadi, Masoud,Khanmoradi, Maryam
, (2020/06/04)
MCM-41-supported nanoscale guanine bonded with Zr (IV) was prepared using sol–gel method and characterized by FT-IR, Raman, XRD, BET, TGA, EDX, ICP, AAS, X-Ray mapping, SEM and TEM techniques. This compound was employed as an efficient, chemoselectivity a
Guanine-La complex supported onto SBA-15: A novel efficient heterogeneous mesoporous nanocatalyst for one-pot, multi-component Tandem Knoevenagel condensation–Michael addition–cyclization Reactions
Nikoorazm, Mohsen,Khanmoradi, Maryam,Mohammadi, Masoud
, (2020/02/05)
In this work, we present a simple, environmentally-friendly and economical route for the preparation of a novel lanthanum (III) organometallic complex immobilized onto a highly stable mesoporous silica SBA-15 (La-guanine@SBA-15) using an inexpensive and s
Pd(0)-guanidine?MCM-41: a very effective catalyst for rapid production of bis (pyrazolyl)methanes
Filian, Hossein,Ghorbani-Choghamarani, Arash,Karami, Amirali,Kohzadian, Alireza,Mohammadi, Masoud
, (2020/03/26)
In this research, a rapid, green and efficient protocol for synthesis of bis (pyrazolyl)methane derivatives in the presence of Pd(0)-guanidine?MCM-41 catalysts under solvent-free conditions by the following two methods has been reported: (i) via the one-p
Chitosan-SO3H (CTSA) an efficient and biodegradable polymeric catalyst for the synthesis of 4,4′-(arylmethylene)bis(1H-pyrazol-5-ol) and α-amidoalkyl-β-naphthol’s
Patil, Paresh G.,Sehlangia, Suman,More, Dhananjay H.
supporting information, p. 1696 - 1711 (2020/05/25)
An efficient, green procedure for the synthesis of 4,4′-(arylmethylene)bis(1H-pyrazol-5-ol) and α-amidoalkyl-β-naphthol’s using biodegradable polymeric catalyst chitosan-SO3H (CTSA), is operationally easy to prepare by mixing chitosan and chlor
Synthesis of a new Ni complex supported on CoFe2O4 and its application as an efficient and green catalyst for the synthesis of bis(pyrazolyl)methane and polyhydroquinoline derivatives
Mohammadi, Masoud,Mousavi, Seyedeh Masoumeh,Tamoradi, Taiebeh
, p. 8289 - 8302 (2020/06/09)
Effective research in green chemistry requires new and applicable synthetic techniques. In this regard, for the first time, a green method is reported for the immobilization of iminodiacetic acid-Ni complex on the surface of CoFe2O4
A simple, rapid and effective protocol for synthesis of bis(pyrazolyl)methanes using nickel–guanidine complex immobilized on MCM-41
Kohzadian, Alireza,Filian, Hossein,Kordrostami, Zahra,Zare, Abdolkarim,Ghorbani-Choghamarani, Arash
, p. 1941 - 1953 (2020/01/11)
Abstract: In this paper, a rapid, easy and very efficient method for the synthesis of bis(pyrazolyl)methanes has been reported in the presence of nickel–guanidine complex immobilized on MCM-41 (MCM-41@Gu@Ni) as a recyclable nanocatalyst. This mesoporous s
