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 …

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 …

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 …

[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 …

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 …

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 …

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 …

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 …

Novel ionic polymers encompassing di-cationic pyridinium hydrazones and aromatic ester as potent antimicrobial agents against resistant bacteria

S Al-Sodies, AM Asiri, MA Thabet, MR Aouad, N Rezki… - Polymer, 2024 - Elsevier
In this work, readily achievable synthetic pathways including quaternization, metathesis and
copolymerization reactions were utilized for the construction of a new di-pyridinium …