Access to molecular complexity. Multicomponent reactions involving five or more components

VG Nenajdenko - Russian Chemical Reviews, 2020 - iopscience.iop.org
The evaluation of the significance of a chemical transformation addresses many factors,
including such important characteristics as the number of chemical bonds formed in one …

Towards click chemistry: Multicomponent reactions via combinations of name reactions

MM Heravi, V Zadsirjan, M Dehghani, T Ahmadi - Tetrahedron, 2018 - Elsevier
In this report, we try to show the importance of incorporation of name reactions in the
sequential cascade reaction in which significantly decreasing the number of steps towards …

Synthesis, characterization and application of a magnetically separable nanocatalyst for the preparation of 4,4′-(arylmethylene)-bis(3-methyl-1-phenyl-1H-pyrazol-5 …

E Jazinizadeh, A Zare, SS Sajadikhah… - Research on Chemical …, 2022 - Springer
At first, synthesis and characterization of a new core–shell magnetic nanomaterial, namely 4,
4′-bipyridin-1-ium hydrogen sulfate grafted on chloropropyl functionalized silica gel-nano …

The preparation of [1, 2, 4] triazolo [1, 5-a] pyrimidines catalyzed by Schiff base zinc (ii) complex supported on magnetite nanoparticles under mild conditions

AR Moosavi-Zare, R Najafi, H Goudarziafshar - RSC advances, 2024 - pubs.rsc.org
Nano-[CuFe2O4@ SiO2/propyl-1-(O-vanillinaldimine)][ZnCl2] was prepared by placing a
Schiff base zinc (II) complex on a magnetite core and fully characterized by various analyses …

Chickpea leaf exudates: a green Brønsted acid type biosurfactant for bis (indole) methane and bis (pyrazolyl) methane synthesis

RC Patil, SA Damate, DN Zambare… - New Journal of Chemistry, 2021 - pubs.rsc.org
A clean and highly efficient protocol for green synthesis of bis (indole) methanes and bis
(pyrazolyl) methanes has been successfully achieved by using a naturally sourced bio …

[Et3N-SO3H][MeSO3] as a highly efficient catalyst for the production of pyrido[2,3-d:6,5-d′]dipyrimidines and bis(pyrazolyl)methanes

A Zare, A Kohzadian, H Filian, MSG Nezhad… - Research on Chemical …, 2022 - Springer
In this research, highly efficient protocols for the production of pyrido [2, 3-d: 6, 5-d′]
dipyrimidine and bis (pyrazolyl) methane derivatives using an acid ionic liquid namely [Et3N …

Synthesis of 4,4′-(arylmethylene)bis(3-methyl-1-phenyl-1H-pyrazol-5-ols) and evaluation of their antioxidant and anticancer activities

JE Cadena-Cruz, LM Guamán-Ortiz… - BMC chemistry, 2021 - Springer
Background Pyrazoles have attracted particular attention due to the diverse biological
activities associated with this heterocyclic system, and some have been shown to be …

BPBSBDM as an influential Brønsted acidic ionic liquid catalyst in preparing bis (pyrazolyl) methanes under mild conditions

AA Altoum, FMA Altalbawy, H AlMohamadi… - Research on Chemical …, 2024 - Springer
Abstract At first, 1, 4-Bis (pyridinium bi-sulfonic acid) benzene dimethylsulfonate
(BPBSBDM), as a new Brønsted acidic ionic liquid (BAIL), is efficiently synthesized and …

Visible light-promoted green and sustainable approach for one-pot Synthesis of 4, 4'-(arylmethylene) bis (1H-pyrazol-5-ols), In Vitro Anticancer Activity, and Molecular …

A Gupta, S Iqbal, Roohi, MK Hussain, MR Zaheer… - ACS …, 2022 - ACS Publications
A visible light-promoted, efficient, green, and sustainable strategy has been adopted to
unlatch a new pathway toward the synthesis of a library of medicinally important 4, 4 …

1-(Carboxymethyl) pyridinium chloride as an acidic ionic liquid for rice straw effective pretreatment

A Abdolmaleki, SS Nabavizadeh, M Badbedast - Renewable Energy, 2021 - Elsevier
Herein, a suitable pretreatment based on an acidic ionic liquid was employed for superior
enzymatic hydrolysis of rice straw, which is regarded as an inexpensive, easily accessible …