Ara
Toplam kayıt 426, listelenen: 41-50
Microwave-assisted synthesis of some novel benzimidazole derivatives containing imine function and evaluation of their antimicrobial activity
(Wiley, 2014)
4-Bromo-o-phenylenediamine and ethylimido-p-bromophenylacetate, 1, were subjected to microwave irradiation to synthesize benzimidazole derivative, compound 2. Ester derivative, 3, and hydrazide derivative, 4, of compound ...
Synthesis of some novel 1,2,4-triazol-3-one derivatives bearing the salicyl moiety and their anticonvulsant activities
(Wiley-V C H Verlag Gmbh, 2014)
A series of new 1,2,4-triazole-3-one derivatives bearing the salicyl moiety were synthesized by using microwave irradiation, and their chemical structures were identified by IR, H-1 NMR, C-13 NMR, elemental analysis, and ...
Synthesis of unsymmetrical 3,5-disubstituted 1,2,4-triazole derivatives with their pKa values
(Chiminform Data S A, 2014)
Acylhydrazones (2a-b) were synthesized by the condensation of iminoester hydrochlorides (1a-b) with benzhydrazide. the treatment of acylhydrazones With hydrazine hydrate afforded 4-amino-4H-1,2,4-triazoles. (3a-b). ...
Efficient microwave-assisted synthesis of n-(2-alkyl/aryl-4-phenyl-1h-imidazol-1-yl)-2-phenylacetamides
(Taylor & Francis Inc, 2014)
An easy, efficient, and environmentally friendly method for the synthesis of N-(2-alkyl/aryl-4-phenyl-1H-imidazol-1-yl)-2-phenylacetamides from the reaction of phenyl acylbromides and phenylacetohydrazide derivatives has ...
Correlation between phenolic compounds and antioxidant activity of Anzer tea (Thymus praecox Opiz subsp caucasicus var. caucasicus)
(Elsevier Science Bv, 2014)
Phenolic compounds of Thymus praecox Opiz subsp. caucasicus var. caucasicus were analyzed by high performance liquid chromatography equipped with an ultraviolet detector (HPLC-UV). Quercetin (co-eluting with luteolin) and ...
Synthesis and biological evaluation of some 1,3-benzoxazol-2(3H)-one hybrid molecules as potential antioxidant and urease inhibitors
(Wiley, 2020)
A new series of 1,3-benzoxazol-2(3H)-one hybrid compounds, including coumarin, isatin 1,3,4-triazole and 1,3,4-thiadiazole moieties, were synthesized and biologically evaluated for their antioxidant capacities and anti-urease ...
Synthesis and pancreatic lipase inhibitory activities of some 1,2,4-triazol-5(3)-one derivatives
(Wiley, 2020)
In this study, starting from 4-amino-5-(4-chlorobenzyl)-2,4-dihydro-3H-1,2,4-triazole-3-one (1), the 4-Amino-5-(4-chlorobenzyl)-2-undecyl-2,4-dihydro-3H-1,2,4-triazol-3-one (2) was first synthesized and this compound was ...
Microwave assisted synthesis of some novel 2-(3-Chlorobenzyl)-1H-benzimidazole derivatives and determination of their antimicrobial activity and pKa values
(Chiminform Data S A, 2015)
In the present research, synthesis of new 2-(3-chlorobenzyl)-1H-benzimidazole derivatives bearing N-benzylidene, 1,2,4-triazole and N-acylhydrazone moiety is investigated. These novel compounds have been tested for their ...
Synthesis, electrochemical and in-situ spectroelectrochemical properties of 1,2,4 triazole containing metallo-phthalocyanines
(Springer, 2021)
Novel 4-(5-(pyridin-3-yl)-4-p-tolyl-4H-1,2,4-triazol-3-ylthio) substituted phthalonitrile (3) and it's zinc(II) (4) and copper(II) (5) metallo-phthalocyanine derivatives were synthesized. Spectroscopic and electrochemical ...
Synthesis and antimicrobial properties of N-substituted derivatives of (E)-2 ',3 ''-thiazachalcones
(Walter de Gruyter Gmbh, 2015)
N-alkyl substituted 2',3 ''-thiazachalcones {3-[(1E)-3-(4-methylthiophene-2-yl)-3-oxoprop-1-en-1-yl]-1-alkyl (C-5-12,C-14) pyridinium bromides} were synthesized by a two-step reaction. the newly synthesized compounds were ...