Results 81 to 90 of about 12,802 (158)

An Overview of Pyrazole-Tetrazole-Based Hybrid Compounds: Synthesis Methods, Biological Activities and Energetic Properties

open access: yesOrganics
Pyrazole and tetrazole are among the most important heterocyclic members of the azole family. Over the past decade, these N-heterocycles and their derivatives have demonstrated specific properties that give them potent applications in several fields such
Mounir Cherfi   +4 more
doaj   +1 more source

In situ tetrazole ligand synthesis leading to a microporous cadmium-organic framework for selective ion sensing

open access: yes, 2009
In situ tetrazole ligand synthesis leads to a luminescent microporous cadmium-organic framework {[Cd(μ2-Cl)(μ4-5MT)] n (5MT = 5-methyl-1H-tetrazole)} that exhibits a high-sensitivity sensing function with respect to nitrite in both DMF and water.
Deng, Hong   +15 more
core   +1 more source

5-(4-Chlorobenzyl)-1H-tetrazole

open access: yes, 2011
In the title compound, C8H7ClN4, the phenyl and tetrazole rings are inclined at a dihedral angle of 67.52 (6)°. In the crystal, molecules are linked by an N—H...N hydrogen bond into a chain structure along [010].
Guang-Feng Hou   +3 more
core   +1 more source

Synthesis and Antimicrobial Activity of (E)-1-Aryl-2-(1H-tetrazol-5-yl)acrylonitrile Derivatives via [3+2] Cycloaddition Reaction Using Reusable Heterogeneous Nanocatalyst under Microwave Irradiation

open access: yesMolecules
The magnetically recoverable heterogeneous Fe2O3@cellulose@Mn nanocomposite was synthesized by a stepwise fabrication of Mn nanoparticles on cellulose-modified magnetic Fe2O3 nanocomposites, and the morphology of the nanocomposite was characterized ...
Ayashkanta Nanda   +6 more
doaj   +1 more source

Challenging the Limits of Nitro Groups Associated with a Tetrazole Ring

open access: yes, 2019
To challenge the limits of nitro groups associated with a tetrazole ring, the polynitrotetrazoles, 2,5-bis­(dinitromethyl)-2H-tetrazole, and 2-(dinitromethyl)-5-(trinitromethyl)-2H-tetrazole as well as their salts, were designed, synthesized, and ...
Jean’ne M. Shreeve (1267290)   +3 more
core   +1 more source

Quantum chemical investigation of the inhibitory properties of some tetrazole derivatives

open access: yes
Quantum chemical methods were used in this study to evaluate the corrosion inhibition performance of tetrazole (T) and four of itsderivatives—5-mercapto-1-methyl-tetrazole (5Mc-1Me-T), 5-mercapto-1-phenyl-tetrazole (5Mc-1Ph-T), 5-amino-tetrazole (5NH2-T),
Saraçoğlu, Murat   +1 more
core   +1 more source

Synthesis of novel 1H-tetrazole derivatives of chitosan via metal-catalyzed 1,3-dipolar cycloaddition. Catalytic and antibacterial properties of [3-(1H-tetrazole-5-yl)ethyl]chitosan and its nanoparticles

open access: yes
New tetrazole derivatives of chitosan with low, moderate, and high degrees of substitution were obtained using a novel approach, i.e. metal-catalyzed 1,3-dipolar cycloaddition of azide ion to cyanoethyl chitosan in water – the most straightforward ...
Kritchenkov A.S.   +7 more
core   +1 more source

Synthesis and Characterisation of Macrocycles Containing both Tetrazole and Pyridine Functionalities [PDF]

open access: yes, 2011
The syntheses of tetra-tetrazole macrocycles containing at least one 2,6-bis(tetrazole)pyridine unit, linked by a variety of n-alkyl (n = 3, 5, 7 or 9 carbon atoms) chain lengths, are described.
Kelleher, Fintan   +4 more
core  

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