Results 111 to 120 of about 101,287 (245)

5-(1H-1,2,3-Benzotriazol-1-ylmethyl)-3-phenyl-1,2,4-oxadiazole

open access: yes, 2008
In the title molecule, C15H11N5O, the 1,2,3-benzotriazole and 3-phenyl-1,2,4-oxadiazole units are individually essentially planar and the dihedral angle between them is 80.2 (2)°.
Shu-Qing Xu, Jia-Ming Li
core   +1 more source

A Critical Examination of Synthetic Approaches and Pharmacological Profiles of 1,2,4-Oxadiazole Derivatives

open access: yes
<p><strong><span>Background:</span></strong><span> </span></p> <p><span>The previous study about the 1,2,4-oxadiazole heterocyclic ring for its distinctive bio-isosteric characteristics and ...
Priyanka B. Khedekar*, Shweta V. Rane, Namrata D. Dhote, Dhanshree Bawane , Aniket Murkute , Alpana j. Asnani , Datta Avhad
core   +1 more source

Total Synthesis of Anhydrolycorinone Utilizing Sequential Intramolecular Diels−Alder Reactions of a 1,3,4-Oxadiazole

open access: yes, 2016
A convergent total synthesis of anhydrolycorinone is detailed, enlisting sequential intramolecular Diels−Alder reactions of a suitably substituted 2-amino-1,3,4-oxadiazole defining a novel oxadiazole → furan → benzene Diels−Alder ...
Dale L. Boger (1306542)   +1 more
core   +1 more source

C-13 NMR study of substituent effects in 1,2,4-oxadiazole and 1,2,4-thiadiazole derivatives

open access: yes, 2004
C-13 chemical shifts of C=N, C=O and C=S carbons of 3,4-distibstituted-1,2,4-oxadiazole-5-ones(thiones) and 3,4-disubstituted-1,2,4-thiadiazole-5-ones have been determined ill CDCl3 solution.
Kara, YEŞİM SANİYE, Agirbas, H
core   +1 more source

Molecular Periphery Design Allows Control of the New Nitrofurans Antimicrobial Selectivity

open access: yesMolecules
A series of 13 new 3-substituted 5-(5-nitro-2-furyl)-1,2,4-oxadiazoles was synthesized from different aminonitriles. All compounds were screened in the disc diffusion test at a 100 μg/mL concentration to determine the bacterial growth inhibition zone ...
Lyubov Vinogradova   +11 more
doaj   +1 more source

Synthesis and chemical characterization of CuII, NiII and ZnII complexes of 3,5-bis(20-pyridyl)-1,2,4-oxadiazole and 3-(20-pyridyl)5-(phenyl)-1,2,4-oxadiazole ligands

open access: yes, 2011
The synthesis and structural characterization of NiII, CuII and ZnII complexes of two chelating 1,2, 4-oxadiazole ligands, namely 3,5-bis(20-pyridyl)-1,2,4-oxadiazole (bipyOXA) and 3-(20-pyridyl)5- (phenyl)-1,2,4-oxadiazole (pyOXA), is here reported ...
Giorgi, G   +13 more
core   +1 more source

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