Results 1 to 10 of about 70,902 (254)

Synthesis of Schiff bases based on Chitosan, thermal stability and evaluation of antimicrobial and antitumor activities [PDF]

open access: yesScientific Reports
A Schiff base of Chitosan was prepared by condensing of the Chitosan (CS) with six aromatic aldehydes and confirmed by FT-IR, NMR, XRD, TGA, and DSC. XRD results showed the disappeared of peaks at 2θ = 10° for CS and appeared one peaks at around 2θ of 23°
Abdullah Ali Alamri   +7 more
doaj   +2 more sources

Efficient mechanochemical synthesis of new fluorinated Schiff bases: a solvent-free, alternative to conventional method with mercury adsorption properties [PDF]

open access: yesBMC Chemistry
The development of sustainable synthetic techniques is of critical importance in modern chemistry. This paper describes a mechanochemical approach to the synthesis of novel fluorinated Schiff bases via ball milling, which provides a fast, high-yield, and
Mirza T. Baig   +7 more
doaj   +2 more sources

Schiff bases: A short review of their antimicrobial activities

open access: yesJournal of Advanced Research, 2011
Schiff bases are aldehyde- or ketone-like compounds in which the carbonyl group is replaced by an imine or azomethine group. They are widely used for industrial purposes and also exhibit a broad range of biological activities.
Cleiton M Da Silva   +2 more
exaly   +3 more sources

Schiff Bases: Interesting Scaffolds with Promising Antitumoral Properties

open access: yesApplied Sciences, 2021
Schiff bases, named after Hugo Schiff, are highly reactive organic compounds broadly used as pigments and dyes, catalysts, intermediates in organic synthesis, and polymer stabilizers.
Domenico Iacopetta   +6 more
doaj   +1 more source

Different Schiff Bases—Structure, Importance and Classification

open access: yesMolecules, 2022
Schiff bases are a vast group of compounds characterized by the presence of a double bond linking carbon and nitrogen atoms, the versatility of which is generated in the many ways to combine a variety of alkyl or aryl substituents. Compounds of this type
Edyta Raczuk   +3 more
doaj   +1 more source

Tetra Schiff Bases as Polyvinyl Chloride Thermal Stabilizers

open access: yesChemistry, 2021
Tetra Schiff bases were used as thermal stabilizers to enhance the properties of polyvinyl chloride (PVC) when operated at high temperatures. The thermal stability of PVC films doped with Schiff bases was tested by the weight-loss method, Fourier ...
Dina S. Ahmed   +6 more
doaj   +1 more source

Palladium complexes of NO type Schiff bases: synthesis, characterization and antioxidant activities

open access: yesCumhuriyet Science Journal, 2021
The reaction of o-aminophenol with para hydroxy and methoxy substituted benzaldehydes yielded two Schiff bases. These Schiff bases functioning precursors were turned into palladium complexes by treating palladium acetate. The structural formulas based on
Hüseyin Akbaş, Ayşegül Şenocak
doaj   +1 more source

Schiff bases and schiff base metal complexes: from syntheses to applications

open access: yesJournal of Basic and Applied Research in Biomedicine, 2022
The synthesis and applications of Schiff bases and their metal complexes have attracted much interest and concern in all aspects of chemistry and related fields such as biology and physics.
F Nworie, F Nwabue, N Elom, S Eluu
doaj   +2 more sources

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