Progress in 1, 3-dipolar cycloadditions in the recent decade: an update to strategic development towards the arsenal of organic synthesis

MS Singh, S Chowdhury, S Koley - Tetrahedron, 2016 - Elsevier
The synthetic strategies involving the construction and cleavage of a bond represent the
central theme in organic synthesis. The cleavage of a bond is achieved either by weakening …

A review on the green synthesis of benzimidazole derivatives and their pharmacological activities

M Nardi, NCH Cano, S Simeonov, R Bence, A Kurutos… - Catalysts, 2023 - mdpi.com
Benzimidazoles and their derivatives play an extraordinarily significant role as therapeutic
agents, eg, antiulcer, analgesic, and anthelmintic drugs. The organic synthesis of …

[BOK][B] Microwave heating as a tool for sustainable chemistry

NE Leadbeater - 2010 - taylorfrancis.com
Shorter reaction times, higher product yields, and enhanced selectivity are some of the
advantages microwave heating has over conventional methods, causing its use to transition …

Montmorillonite K10: An efficient organo-heterogeneous catalyst for synthesis of benzimidazole derivatives

S Bonacci, G Iriti, S Mancuso, P Novelli, R Paonessa… - Catalysts, 2020 - mdpi.com
The use of toxic solvents, high energy consumption, the production of waste and the
application of traditional processes that do not follow the principles of green chemistry are …

Microwave Assisted Green Multicomponent Synthesis of Novel bis(2‐Amino‐tetrahydro‐4H‐chromene‐3‐carbonitrile) Derivatives Using Chitosan as Eco‐friendly …

SK Salama, AF Darweesh… - Journal of …, 2017 - Wiley Online Library
A simple, efficient, and eco‐friendly procedure has been developed for the synthesis of bis
(4H‐chromene‐3‐carbonitrile) derivatives using chitosan as catalyst under microwave …

[HTML][HTML] Multicomponent reactions for synthesis of bioactive polyheterocyclic ring systems under controlled microwave irradiation

EMH Abbas, SM Gomha, TA Farghaly - Arabian Journal of Chemistry, 2014 - Elsevier
The multi-component reaction of 1-benzothiopyran-4-ones with heterocyclic amines and
dimethylformamide-dimethylacetal (DMFDMA) in DMF at 150° C under controlled …

Montmorillonite K10-catalyzed solvent-free conversion of furfural into cyclopentenones

S Bonacci, M Nardi, P Costanzo, A De Nino… - Catalysts, 2019 - mdpi.com
A simple and eco-friendly montmorillonite K10 (MK10)-catalyzed method for the synthesis of
cyclopentenone derivatives from biomass-produced furfural has been developed. The …

[PDF][PDF] Synthesis of triazolo [4, 3-b][1, 2, 4, 5] tetrazines and triazolo [3, 4-b][1, 3, 4] thiadiazines using chitosan as ecofriendly catalyst under microwave irradiation

SM Gomha, SM Riyadh - Arkivoc, 2009 - arkat-usa.org
A novel approach to the synthesis of triazolo [4, 3-b][1, 2, 4, 5] tetrazines 5a-f and triazolo [3,
4-b][1, 3, 4] thiadiazines 10a-g has been developed via reactions of 4-amino-5-methyl-1, 2, 4 …

Nucleoside analogues: synthesis and biological properties of azanucleoside derivatives

D Hernández, A Boto - European Journal of Organic Chemistry, 2014 - Wiley Online Library
The azanucleosides are nucleoside analogues where the furanose ring is replaced by a
nitrogen‐containing ring or chain. Many azanucleosides are potent antiviral, anticancer and …

An efficient synthesis of novel pyrazole-based heterocycles as potential antitumor agents

MA Abdallah, SM Gomha, IM Abbas, MSH Kazem… - Applied Sciences, 2017 - mdpi.com
A new series of pyrazolylpyridines was prepared by reaction of ethyl-3-acetyl-1, 5-diphenyl-
1 H-pyrazole-4-carboxylate with the appropriate aldehyde, malononitrile, or ethyl …