Konu "Synthesis" için listeleme
Toplam kayıt 29, listelenen: 1-20
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Azo grubu içeren ftalosiyaninlerin mikrodalga yardımlı sentezi ve karakterizasyonu
(Rize Üniversitesi / Fen Bilimleri Enstitüsü / Kimya Anabilim Dalı, 2012)Bu çalışmada, eugenol azo boyası içeren yeni metalli ftalosiyaninlerin sentezi ve karakterizasyonu gerçekleştirildi. Öncelikle, eugenol ve p-hidroksianilinin tepkimesi sonucu eugenol azo boyar maddesi (I) elde edildi. Daha ... -
Bioevaluation of synthetic pyridones as dual inhibitors of alpha-amylase and alpha-glucosidase enzymes and potential antioxidants
(Wiley, 2022)Herein, a library of novel pyridone derivatives 1-34 was designed, synthesized, and evaluated for alpha-amylase and alpha-glucosidase inhibitory as well as antioxidant activities. Pyridone derivatives 1-34 were synthesized ... -
Design, synthesis and biological evaluation of novel bischalcone derivatives as potential anticancer agents
(Elsevier, 2021)Building on our previous work that discovered chalcone as a promising pharmacophore for anticancer activity, we have various other chalcone derivatives and have synthesized a series of novel bischalcone to explore their ... -
The electrochemical and spectroelectrochemical properties of metal free and metallophthalocyanines containing triazole/piperazine units
(Pergamon-Elsevier Science Ltd, 2016)The synthesis and characterization of novel peripherally tetra [1,2,4]-triazole substituted metal-free phthalocyanine and its metal complexes (Zn(II), Ni(II), Pb(II), Cu(II) and Fe(II)) and the investigation of electrochemical ... -
Hydrazinyl thiazole linked indenoquinoxaline hybrids: Potential leads to treat hyperglycemia and oxidative stress; Multistep synthesis, alpha-amylase, and antioxidant activities
(Elsevier, 2022)A library of hydrazinyl thiazole-linked indenoquinoxaline hybrids 1-36 were synthesized via a multistep reaction scheme. All synthesized compounds were characterized by various spectroscopic techniques including EI-MS ... -
In vitro antioxidant and acidic properties of novel 4-(5-Methyl- 24hienylmethyleneamino)-4,5-dihydro-1H-l,2,4-triazol-5one derivatives. Synthesis and characterization
(Syscom 18 SRL, 2012)In the present study 3-alkyl(aryl)-4-amino-4,5-dihydro-1H-l,2,4-triazol-5- ones 2a-i reacted with 5-methylthiophene-2-carboxyaldehyde to afford the corresponding compounds 3a-i and the acetylation reactions of compounds ... -
In vitro antioxidant and antimicrobial properties of some new 4,5-dihydro-1H-1,2,4-triazole-5-ones
(Connect Journals, 2018)In this study, 3-alkyl(aryl)-4-amino-4,5-dihydro-1H-1,2,4-triazol-5-ones (3a-3h) reacted with 3-benzenesulfonyloxy-4-methoxybenzaldehyde (1a-1h) to afford eight new 3-alkyl(aryl)-4-(3-benzenesulfonyloxy-4-methoxybenzylid ... -
Indenoquinoxaline-phenylacrylohydrazide hybrids as promising drug candidates for the treatment of type 2 diabetes: In vitro and in silico evaluation of enzyme inhibition and antioxidant activity
(Elsevier, 2024)Existing drugs that are being used to treat type-2 diabetes mellitus are associated with several side effects; thus, exploring potential drug candidates is still an utter need these days. Hybrids of indenoquinoxaline and ... -
InVitro antioxidant activities of new 4,5-dihydro-1H-1,2,4-triazol-5-ones having thiophene ring with their acidic properties
(Hindawi, 2011)Seven new 3-alkyl(aryl)-4-(2-thienymethylenamino)-4,5-dihydro- 1H-1,2,4-triazol-5-ones (2) were synthesized by the reactions of 3-alkyl(aryl)- 4-amino-4,5-dihydro-1H-1,2,4-triazol-5-ones (1) with thiophene-2-carbaldehyde. ... -
Microwave-assisted and conventional synthesis of new phthalocyanines containing 4-(p-fluorophenyl)-3-methyl-4,5-dihydro-1H-1,2,4-triazol-5-one moieties
(Elsevier, 2007)New metal-free and metal (Zn, Ni, Cu and Co) phthalocyanines containing 4-(p-fluorophenyl)-3-methyl-4,5-dihydro-1H-1,2,4-triazol-5-one moiety have been prepared from 1-(3,4-dicyanophenyl)-4-(p-fluorophenyl)-3-methyl-4,5- ... -
Microwave-assisted synthesis and characterization of phthalocyanines substituted with azo compound containing eugenol moiety
(Elsevier, 2011)The new metallophthalocyanines (Co, Ni, Cu, and Zn) substituted with azo compound containing eugenol moiety are described. Firstly, azo compound (I) containing eugenol moiety was synthesized by treating eugenol with ... -
The microwave-assisted synthesis and structural characterization of novel, dithia-bridged polymeric phthalocyanines containing a substituted thiophenylamine Schiff base
(0-Belirlenecek, 2009)Novel polymeric metal-free and metallo(Cu(II), Co(II), Ni(II), Zn(II) and Pb(II))-phthalocyanine complexes were synthesized using microwave irradiation and the products were purified by several (crystallization and preparative ... -
Microwave-assisted synthesis, characterization and aggregation properties of phthalocyanines containing azo dye
(Asian Journal of Chemistry, 2013)The new zinc phthalocyanines substituted with azo compound are described. Firstly, azo compound (I) was synthesized by treating phenol with 4-iodoaniline. Then phthalonitrile compounds (1, 2 and 3) were synthesized by ... -
Nonperipherally and peripherally substituted water-soluble magnesium (II) phthalocyanines and their DNA binding, nuclease activities
(Wiley, 2024)In this study, magnesium (II) phthalocyanines (2a, 3a) and their water-soluble derivatives (2b, 3b) were synthesized via multistep reactions. The structures of these phthalocyanines were identified by FT-IR, NMR, MALDI-TOF, ... -
Regioselective syntheses of 2-oxopyridine carbonitrile derivatives and evaluation for antihyperglycemic and antioxidant potential
(Elsevier, 2023)A library of 2-oxopyridine carbonitriles 1-34 was synthesized by regioselective nucleophilic substitution reactions. In the first step, a one-pot multicomponent reaction yield pyridone intermediates. The resulting pyridone ... -
A simple and efficient synthesis of benzimidazoles containing piperazine or morpholine skeleton at C-6 position as glucosidase inhibitors with antioxidant activity
(Academic Press Inc Elsevier Science, 2018)A novel 2-(aryl)-6-morpholin-4-yl(or 4-methylpiperazin-1-yl)-1H-benzimidazole derivatives were designed and expeditiously synthesized starting from 5-morpholin-4-yl(or 4-methylpiperazin-1-yl)-2-nitroaniline with various ... -
Solvent-free synthesis of novel phthalocyanines containing triazole derivatives under microwave irradiation
(Pergamon-Elsevier Science Ltd, 2013)An efficient microwave processing method has been developed for the synthesis of novel metal-free phthalocyanine and metallophthalocyanines containing 1,2,4-triazole-3-one derivatives under microwave irradiation in ... -
Spectroscopic and theoretical study of 1,2,4-triazole-3-one based salicylaldimine complexes and evaluation of superoxide-scavenging properties
(0-Belirlenecek, 2009)Five mononuclear metal complexes of Fe(III), Co(II), Ni(II), Cu(II) and Zn(II) have been synthesized with a triazole-based Schiff base ligand, 4-{[(1E)-(2-hydroxyphenyl)methylene]amino}-5-(2-thienyl-methyl)-2,4-dihydro-3 ... -
Synthesis and biological evaluation of new 1,2,4-triazole derivatives with their potentiometric titrations
(Springer Birkhauser, 2015)In the present study, 3-alkyl(aryl)-4-amino-4,5-dihydro-1H-1,2,4-triazol-5-ones (1a, b, d-g) reacted with 3-phenoxybenzaldehyde to afford 3-alkyl(aryl)-4-(3-phenoxy-benzylidenamino-4,5-dihydro-1H-1,2,4-triazol-5-ones (2a, ... -
Synthesis and in vitro antioxidant activities of novel 4-(3-methyl-2- thienylmethyleneamino)-4,5-dihydro-1H-1,2,4-triazol-5-one derivatives with their acidic properties
(2013)In the present study 3-alkyl(aryl)-4-amino-4,5-dihydro-1H-1,2,4-triazol-5- ones 2a-i reacted with 3-methyl-thiophene-2-carboxyaldehyde to afford the corresponding 3-alkyl(aryl)-4-(3- methyl-2-thienylmethyleneamino)-4,5-dihydro- ...