Ara
Toplam kayıt 70, listelenen: 21-30
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 ...
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 ...
Microwave-assisted synthesis of some new benzimidazole derivatives with their antimicrobial activity
(Bentham Science Publ Ltd, 2015)
2-(2-Chlorobenzyl)-1H-benzimidazole (2) was prepared from the reaction of o-phenylenediamine and ethylimido-o-chlorophenylacetate hydrochloride (1) under microwave irradiation. the acetate and hydrazide derivatives of 2(2- ...
Synthesis of some new benzimidazole derivatives with their antioxidant activities
(Bentham Science Publ Ltd, 2015)
In this paper, some benzimidazole derivatives containing salicyl, oxadiazole, thiosemicarbazide and 1, 2, 4-triazole moieties have been synthesized and screened their antioxidant activities screened. Antioxidant activities ...
Synthesis and study of alpha-glucosidase inhibitory, antimicrobial and antioxidant activities of some benzimidazole derivatives containing triazole, thiadiazole, oxadiazole, and morpholine rings
(Springer, 2015)
A new series of 2-(4-bromobenzyl)- and 2-(4-fluorobenzyl)-1H-benzimidazole derivatives containing 1,2,4-triazole, 1,3,4-thiadiazole, 1,3,4-oxadiazole, and morpholine rings has been synthesized. the structures of the newly ...
Microwave-assisted synthesis and investigation of xanthine oxidase inhibition of new phthalonitrile and phthalocyanines containing morpholino substituted 1,2,4-triazole-3-one
(Elsevier Science Sa, 2015)
Novel phthalonitrile and zinc (II) phthalocyanines containing pharmacological active molecules like morpholine and triazole were prepared and characterized. the new compounds were obtained by both microwave assisted and ...
Synthesis of new coumarin containing benzimidazole derivatives
(Science Reviews 2000 Ltd, 2015)
This study describes the synthesis of a new series of benzimidazoles that contain a coumarin moiety. the high yielding synthetic reaction was between hydrazide derivatives of benzimidazoles and 3-(1H-benzotriazol-1-ylcar ...
Microwave-assisted synthesis of some new coumarin derivatives including 1,2,4-triazol-3-one and investigation of their biological activities
(Springer, 2015)
By using the microwave technology, a new protocol has been developed for the synthesis of new coumarin derivatives including 1,2,4-triazol-3-one skeleton. This protocol proves to be efficient and environmentally friendly ...