[PDF] Top 20 Synthesis, characterization and antimicrobial activity of novel schiff base and its transition metal complexes derived from 4 acetyl 3 methyl 1 phenyl 2 pyrazolin 5 one with 2 amino 4 phenyl thiazole
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Synthesis, characterization and antimicrobial activity of novel schiff base and its transition metal complexes derived from 4 acetyl 3 methyl 1 phenyl 2 pyrazolin 5 one with 2 amino 4 phenyl thiazole
... increased activity of the metal complexes can be explained on the basis of the overtone concept [55] and chelation theory ...the antimicrobial activity. On chelation, the polarity of ... See full document
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Synthesis, Characterization and Antimicrobial activity of some novel schiff Base 3d Transition Metal Complexes Derived from Dihydropyrimidinone and 4- Aminoantipyrine
... the metal ion has been determined by IR spectra and presented in table 2 and figure ...in complexes. Similarly the frequency corresponding to ν (C=N) at 1647 cm -1 shifted to lower frequency ... See full document
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Synthesis and structural analogs of novel Schiff bases derived from sulfadoxine with 4 acetyl/benzoyl 1 (4’ nitrophenyl) 3 methyl 2 pyrazolin 5 one their metal complexes and antibacterial activity
... The Schiff base ligand was found to be biologically active (Table ...the metal complexes had a higher antibacterial activity than the free ...increased activity of the ... See full document
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Synthesis, Characterization and Antimicrobial Studies of a New Schiff Base Ligand Derived From 4-amino antipyrine, pyrrole-2-carboxaldehyde and 2-amino thiazole
... the Schiff base ligands and their complexes were done on JEOL GCMATE II GC-MS with Electron impact (EI) mode at SAIF, IIT ...the metal complexes were determined using Deep vision ... See full document
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Synthesis, Characterization and Antimicrobial studies of Co(II), Ni(II), Cu(II) and Zn(II) complexes derived from a Schiff base of 2 [(4 Methyl 2 oxo 2Hchromen 7 yl)oxy]acetohydrazide with 3 formyl 2 hydroxy quinoline and 3 formyl 2 mercapto quinoline
... of 2-chloro-3-formyl- quinoline[28]. Many Schiff bases derived from 2-chloro-3-formyl have been reported for their antifungal activities and as potential biodynamic ...The ... See full document
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Synthesis, Characterization, Antimicrobial, DNA cleavage, and Cytotoxicity Studies of Some Metal (II) Complexes of Tridentate Schiff Base Ligand: 2-hydroxy-3-((4-(4-phenylthiazol-2-yl) semicarbazide) methyl) Benzoic Acid
... efficient, inexpensive test and has a good relationship with cytotoxic activity. Brine shrimp (A. salina) eggs was hatch in a shallow rectangular plastic dish (22 x 32 cm) packed with artificial seawater, which ... See full document
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SYNTHESIS, CHARACTERIZATION AND BIOLOGICAL ACTIVITY OF COPPER (II), COBALT (II),NICKEL (II) AND MERCURY (II) COMPLEXES OF SCHIFF BASE DERIVED FROM 2 ACETYL 5 CHLORO THIOPHENE 5 AMINO 1,3,4 THIADIAZOLE 2 THIOL
... in synthesis of novel binuclear Schiff base ...complexes. Metal complexes of Schiff bases play a central role in the development of coordination ...on ... See full document
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Synthesis, spectral characterization, molecular modeling and biological activity of first row transition metal complexes with Schiff base ligand derived from chromone 3 carbaldehyde and o amino benzoic acid
... and its transition metal complexes have been synthesized in 2:1 molar ratio of ligand (L) to metal ...the complexes are neutral in ...between metal and ... See full document
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A NEW METHOD OF SYNTHESIS OF THE LIGAND 2- AMINO -4- (P- DIHYDROXY PHENYL) THIAZOLE AND CHARACTERIZATIN OF ITS NICKEL (II), COBALT (II) AND COPPER (II) COMPLEXES
... transition metal complexes of the ligand 2-amino-4-(p-hydroxy phenyl) thiazole were synthesized and screened for their fungicidal ...activities. 3 . Similar ... See full document
7
Study of the ternary complexes of lanthanum with 2, 3 dimethyl 1 phenyl 4 salicylidene 3 pyrazolin 5 one and some Amino Acids
... earth complexes with organic ligands is gaining considerable importance in recent years ...preparation, characterization, antimicrobial, and toxicological activity of mixed ligand ... See full document
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Synthesis, Characterization and Biological Evaluation of Transition and Inner Transition Metal Complexes of Ligands Derived Schiff Base from 1-phenyl-2, 3-dimethyl-4-(4-iminopentan-2-one)-pyrazole-5-one and 2-aminophenol
... UO 2 (VI) complexes are non-electrolytic in nature. Schiff base behaves as a neutral tetradentate ligand and is coordinated to the central metal ...synthesized complexes. The ... See full document
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Synthesis and Microbial Activity of Manganese (II) and Cobalt (III) Complexes of 3-Methoxy-4-Hydroxyphenylmethyelene (2- Hydroxyphenyl) Amine
... Abstract: Transition metal complexes of Mnanganese (II) and Cobalt (III) were synthesized from the Schiff’s base ligand, 3- methoxy-4-hydroxyphenylmethyelene ... See full document
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Synthesis, Characterization and Studies on Metal (II) Complexes of 4-(((1H-Tetrazol-5-YL)Imino)Methyl)- 2-Methoxy-6-Nitrophenol
... The metal(II) complexes were found to possess highly distorted octahedral ...the metal(II) complexes Zn(II) showed better anti-microbial ...the activity of Zn(II) was more or less ... See full document
13
Synthesis, Characterization and Biological Activity of Cu(II) and Ni(II) Complexes of 3-Hydroxy- 4- (Pyridine-2-yl-Methylene Amino) Benzoic Acid
... Ni(II) complexes are recorded in ...ring, phenyl and N=CH respectively. In the complexes, signals due to –OH are absent supporting the coordination of ligand to metal through phenolic ... See full document
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Synthesis, Characterization and Antimicrobial Studies of Co(II), Ni(II), Cu(II) and Zn(II) Complexes of (E) 2 (4 Dimethylbenzydimino) Glycylglycine, (Glygly DAB) a Schiff Base Derived from 4 Dimethylaminobenzaldehyde and Glycylglycine
... physical characterization and analytical data of the ligands and their com- plexes are given in Table ...The synthesis of the Schiff base ligand was carried out according to the equation in ... See full document
11
Synthesis, Characterization and Antimicrobial Activities of Sulfadiazine Schiff Base and Phenyl Dithiocarbamate Mixed Ligand Metal Complexes
... Sulfadiazine Schiff base and Phenyl dithiocarbamate mixed ligand metal complexes have been synthesized and ...The characterization of metal complexes is based on ... See full document
9
Synthesis New and Novel Aryl Thiazole Derivatives Compounds
... (0.001mol) 2- mercapto-4-(4-methyl-phenyl) thiazole in ...mol) 4-bromo-3-methyl-1-phenyl- 2-pyrazoline-5-on was added to obtained ... See full document
12
EVALUATION OF SUBSTITUTED PYRIMIDINE HYBRIDS FOR ANTIBACTERIAL AND ANTI FUNGAL ACTIVITY: FACILE SYNTHESES UNDER CATALYSIS BY IONIC LIQUID
... efficient synthesis of substituted 1-(1-(6-methyl-2-oxo-4-phenyl-1,2,3,4- tetrahydropyrimidin-5-yl)ethylidene)thiosemicarbazide ...substituted ... See full document
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Synthesis and pharmacological screening of novel 6-methyl-2-oxo-4-substituted-5-(5-phenyl-1, 3, 4-oxadiazole-2yl)-1, 2, 3, 4-tetrahydropyrimidine
... prepared from DHPM has some antinflammatory and antibacterial ...antibacterial activity. The target compounds were obtained by synthesis of DHPM using substituted aldehydes and conversion of DHPM to ... See full document
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Synthesis and antimicrobial activity of 2 {4' [(3" aryl) 2" propene 1" N (1,2,4 triazole) amino]} 6 [bis(2"' chloro ethyl) amino] 4 methoxy 1,3,5 triazine
... A mixture of 2–(4'–acetyl phenyl amino)–4,6–dichloro–1,3,5–triazine (2.83 gm, 0.01 m); sodium methoxide (0.56 gm, 0.01 m) in methanol. The reaction mixture was stirring at room temp. ... See full document
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