Results 11 to 20 of about 18,062 (258)

Molecular Networks in Dynamic Multilevel Systems [PDF]

open access: yes, 2018
Dynamic multilevel systems can be assembled from molecular building blocks through two or more reversible reactions that form covalent bonds. Molecular networks of dynamic multilevel systems can exhibit different connectivities between nodes.
Cabezudo, Ignacio   +4 more
core   +1 more source

A review exploring biological activities of hydrazones

open access: yesJournal of Pharmacy and Bioallied Sciences, 2014
The development of novel compounds, hydrazones has shown that they possess a wide variety of biological activities viz. antimicrobial, anticonvulsant, antidepressant, anti-inflammatory, analgesic, antiplatelet, antimalarial, anticancer, antifungal ...
Garima Verma   +5 more
doaj   +1 more source

Design, synthesis and pharmacological profile of (−)-verbenone hydrazones

open access: yesOpen Chemistry, 2020
A series of novel (−)-verbenone hydrazones was designed and synthesized via condensation of terpenoid with hydrazides derived from phenoxyacetic acid.
Nesterkina Mariia   +2 more
doaj   +1 more source

Synthesis, Characterization and Antibacterial Activity Evaluation of New Indole-Based Derivatives

open access: yesIraqi Journal of Pharmaceutical Sciences, 2020
A new series of N-acyl hydrazones (4a-g) derived from indole-3-propionic acid (IPA) were synthesized. These N-acyl hydrazones were prepared by the reaction of 3-(1H-indol-3-yl) propane hydrazide and aldehyde in the existence of glacial acetic acid as a ...
Ahmed T. Sulaiman, Susan W. Sarsam
doaj   +1 more source

Radical Fluoroalkylation Reactions [PDF]

open access: yes, 2018
Recent protocols and reactions for catalytic radical perfluoroalkylations will be described. The production of perfluoroalkyl radicals (RF = CnF2n+1, n ≥ 2), which effect both addition and substitution reactions on organic substrates, can be realized ...
Barata Vallejo, Sebastian   +2 more
core   +1 more source

ON/OFF Photostimulation of Isatin Bipyridyl Hydrazones: Photochemical and Spectral Study

open access: yesMolecules, 2019
Four novel isatin hydrazones containing bipyridyl fragments were synthesized as potential ON/OFF switches. Hydrazone Z-isomers exhibit high thermal stability.
Róbert Šandrik   +7 more
doaj   +1 more source

Asymmetric synthesis of 2-substituted oxetan-3-ones via metalated SAMP/RAMP hydrazones [PDF]

open access: yes, 2013
2-Substituted oxetan-3-ones can be prepared in good yields and enantioselectivities (up to 84% ee) by the metalation of the SAMP/RAMP hydrazones of oxetan-3-one, followed by reaction with a range of electrophiles that include alkyl, allyl, and benzyl ...
Beasley, Benjamin   +3 more
core   +1 more source

Synthesis of Novel Potent Biologically Active N-Benzylisatin-Aryl Hydrazones in Comparison with Lung Cancer Drug ‘Gefitinib’

open access: yesApplied Sciences, 2020
Developing anticancer therapeutics with no/few side effects is a challenge for medicinal chemists. The absence of antibacterial activity of an anticancer drug removes its detrimental effect toward intestinal flora and therefore leads to reduced side ...
Huda S. Al-Salem   +6 more
doaj   +1 more source

Review on Analytical and Biological Applications of Hydrazones and their Metal Complexes

open access: yesE-Journal of Chemistry, 2012
Hydrazones are very important group of analytical regents for the determination of various metal ions by using various analytical techniques. Besides this use of hydrazones are also having biological activities also.
Lakshmi Narayana Suvarapu   +3 more
doaj   +1 more source

Microwave assisted synthesis and antimicrobial activity of 2-quinoxalinone-3-hydrazone derivatives [PDF]

open access: yes, 2010
A simple and efficient method has been developed for the synthesis of various 2-quinoxalinone-3-hydrazone derivatives using microwave irradiation technique. The series of 2-quinoxalinone-3-hydrazone derivatives synthesized, were structurally confirmed by
Ajani, Olayinka O.
core   +1 more source

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