Showing 101 - 120 results of 151 for search '"Schiff base"', query time: 0.05s Refine Results
  1. 101

    Synthesis Characterization and Antimicrobial Activity Studies of Some Transition Metal Complexes Derived from 3-Chloro-N′-[(1E)-(2-hydroxy phenyl)methylene]-6-methoxy-1-benzothioph... by Vivekanand D. Biradar, B. H. M. Mruthyunjayaswamy

    Published 2013-01-01
    “…The Schiff base behaves as tridentate ONO donor ligand and forms the complexes of the type ML2 (metal-ligand) stoichiometry for Cu(II), Co(II), Ni(II), and Mn(II) complexes and ML stoichiometry for Zn(II), Hg(II), and Fe(III) complexes. …”
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  2. 102

    Synthesis, Spectroscopic Characterization, and Biological Activities of Metal Complexes of 4-((4-Chlorophenyl)diazenyl)-2-((p-tolylimino)methyl)phenol by C. Anitha, C. D. Sheela, P. Tharmaraj, V. V. Hema

    Published 2013-01-01
    “…Azo Schiff base complexes of VO(II), Mn(II), Co(II), Ni(II), Cu(II), and Zn(II) have been synthesized from 4-((4-chlorophenyl)diazenyl)-2-((p-tolylimino)methyl)phenol (CDTMP). …”
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  3. 103

    Synthesis and Characterization of Bioactive Acylpyrazolone Sulfanilamides and Their Transition Metal Complexes: Single Crystal Structure of 4-Benzoyl-3-methyl-1-phenyl-2-pyrazolin-... by Omoruyi G. Idemudia, Alexander P. Sadimenko, Anthony J. Afolayan, Eric C. Hosten

    Published 2015-01-01
    “…The single crystal structure of Bmpp-Sn according to X-ray crystallography showed a keto-imine tautomer type of Schiff base, having three intramolecular bonds, one short N2⋯H2⋯O3 hydrogen bond of 1.90 Å and two long C13⋯H13⋯O2 and C32⋯H32⋯O3 hydrogen bonds of 2.48 Å. …”
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  4. 104

    Comparison of radical scavenging properties of gosypol and its derivatives in the reaction with DPPH by Oleksii Dykun, Viktor Anishchenko, Andrii Redko, Volodymyr Rybachenko

    Published 2024-06-01
    “…A comparative analysis of the radical scavenging properties of 7,7'-ditosyloxygossypol, gossypol, gossypol Schiff base with 4-methoxyaniline and gossypol hydrazone with phenylhydrazine in reactions with DPPH was carried out. …”
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  5. 105

    Microwave Synthesis, Spectral, Thermal and Antimicrobial Studies of Some Co(II), Ni(II) and Cu(II) Complexes Containing 2-Aminothiazole Moiety by A. P. Mishra, H. Purwar, Rajendra K. Jain, S. K. Gupta

    Published 2012-01-01
    “…Some new Schiff base metal complexes of Co(II), Ni(II) and Cu(II) derived from 4-chlorobenzylidene-2-aminothiazole (CAT) and 2-nitrobenzylidene-2-aminothiazole (NAT) have been synthesized by conventional as well as microwave methods. …”
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  6. 106

    Synthesis of Novel Azetidinone and Thiazolidinones Derivatives and Evaluation of Their Antimicrobial Efficacy by K. H. Patel, A. G. Mehta

    Published 2006-01-01
    “…This amine on facile condensation with aromatic aldehydes afford Schiff Base/anils/azomethines(2a-h). These anils on cyclocondensation reaction with chloro acetyl chloride and thio glycolic acid (i.e. mercapto acetic acid) yields 2-azetidinones and 4-thiazolidinones respectively. …”
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  7. 107

    Synthesis and Biological Activity of 3-Chloro-1-(4-perimidine methylcarbonylamino)-4-phenyl-azetidin-2-one by Dinesh R. Panchasara, Subhash Pande

    Published 2009-01-01
    “…Perimidine-1-acetic acid hydrazide (1) undergoes facile condensation with aromatic aldehydes to afford the corresponding azomethine (i.e. Schiff base) derivatives (2a-h) in good yield. Cyclocondensation of compounds (2a-h) with chloro acetyl chloride affords 3-chloro-1-(4-perimidine methylcarbonylamino)-4-phenyl-azetidin-2-ones (3a-h). …”
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  8. 108

    Non-Isothermal Decomposition of 2-(2-Hydroxybenzylideneamino)-3-phenylpropanoic Acid in Nitrogen Atmosphere by M. Vennila, G. Manikandan, V. Thanikachalam, J. Jayabharathi

    Published 2011-01-01
    “…The TG studies were carried out at different heating rates of 10, 15 and 20 K/min. The Schiff base decomposed in three stages. The kinetic parameters were deduced for each stage. …”
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  9. 109

    Synthesis, Characterization and Thermal Decomposition Studies of Cr(III), Mn(II) and Fe(III) Complexes of N, N '-Bis[1,3-benzodioxol-5-ylmethylene]butane-1,4-diamine by Prasad M. Alex, K. K. Aravindakshan

    Published 2009-01-01
    “…A bidentate Schiff base ligand namely, N,N'-bis-1,3-benzodioxol-5-ylmethylene]butane-1,4-diamine was synthesised by condensing piperonal (3,4-dioxymethylenebenzaldehyde) with butane-1,4-diamine. …”
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  10. 110

    Microwave Assisted Heterocyclization: A Rapid and Efficient Synthesis and Antibacterial Activity of Novel Thiazolidinones by B. D. Naik, K. R. Desai

    Published 2004-01-01
    “…The resulting compound 2-amino-4-(coumarin-3-yl)- thiazole was treated with different Aldehydes to give the intermediate Schiff base, which on further reaction with Thioglycolic acid and Thiolactic acid to give titled compound Thiazolidinone. …”
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  11. 111

    Assessment of Dyeing Properties of Novel Bisazo-Bisazomethine Disperse Dyes on Polyester Fabric by B. C. Dixit, D. M. Patel

    Published 2011-01-01
    “…Novel bisazo-bisazomethine disperse dyes were prepared by the coupling of diazotized solutions of various aromatic amines with 2,2'-{sulfonylbis [4,1-phenylene nitrilomethylylidene]} diphenol (SB). Above Schiff base was prepared by the condensation of 2-hydroxybenzaldehyde with 4,4’-sulphonyl- dianiline (Dapson). …”
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  12. 112

    Tetradentate N2O2 Chelated Palladium(II) Complexes: Synthesis, Characterization, and Catalytic Activity towards Mizoroki-Heck Reaction of Aryl Bromides by Siti Kamilah Che Soh, Mustaffa Shamsuddin

    Published 2013-01-01
    “…Four air and moisture-stable palladium(II)-Schiff base complexes, N,N′-bis(α-methylsalicylidene)propane-1,3-diamine palladium(II) (2a), N,N′-bis(4-methyl-α-methylsalicylidene)propane-1,3-diamine palladium(II) (2b), N,N′-bis(3,5-di-tert-butylsalicylidene)propane-1,3-diamine palladium(II) (2c), and N,N′-bis(4-methoxy-salicylidene)propane-1,3-diamine palladium(II) (2d), have been successfully synthesised and characterised by CHN elemental analyses and conventional spectroscopic methods. …”
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  13. 113

    Synthesis Characterization and Biological Activity Study of New Schiff and Mannich Bases and Some Metal Complexes Derived from Isatin and Dithiooxamide by Ahlam J. Abdulghani, Nada M. Abbas

    Published 2011-01-01
    “…Two new Schiff and Mannich bases, namely, 1-Morpholinomethyl-3(1′ -N-dithiooxamide)iminoisatin (LIH) and 1-diphenylaminomethyl-3-1′-N-dithiooxamide)iminoisatin (LIIH), were prepared from condensation reaction of new Schiff base 3-(1′-N-dithiooxamide)iminoisatin (SBH) with morpholine or diphenylamine respectively in presence of formaldehyde . …”
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  14. 114

    Polarographic Determination and Antimicrobial Activity of Cu(II) Complex with 4-Chlorobenzylidene-4-aminoacetanilide by Riyaz Ahmad Dar, Krishna Kumar Raj

    Published 2012-01-01
    “…The logarithm value of stability constant of Cu(II)-4-Chlorobenzylidene-4-aminoacetanilide (CAA) complex has been found to be 4.85.The redox properties of the complex was extensively investigated by electrochemical method using cyclic voltammetry (CV).The Cu(II) complexes exhibited quasi-reversible single electron transfer process.The Schiff base and its complex has been screened for their in-vitro antibacterial (Escherichiacoli, Staphylococcus aureus, Vibrio cholerae and Bacillus subtilis) and antifungal (Aspergillus niger and Penicillium liliacinum) activities by minimum inhibitory concentration (MIC) method.…”
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  15. 115

    Synthesis of Some New Pyrimidine-Azitidinone Analogues and Their Antioxidant, In Vitro Antimicrobial, and Antitubercular Activities by Mallikarjunaswamy Chandrashekaraiah, Mallesha Lingappa, Vathsala Deepu Channe Gowda, Doddamedur Giddegowda Bhadregowda

    Published 2014-01-01
    “…The thione nucleus formed from 2-chloroquionoline-3-carbadehyde using sodium sulphide in dimethyl formamide (DMF) was followed by the reaction with pyrimidine amine to form the Schiff base intermediates. Attempt has been made to derive final azetidinone analogues from Schiff bases by using chloroacetyl chloride. …”
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  16. 116

    Advances in Corticosteroid Therapy for Ocular Inflammation: Loteprednol Etabonate by Timothy L. Comstock, Heleen H. DeCory

    Published 2012-01-01
    “…Elevations in IOP are infrequent with LE, and the absence of a C-20 ketone precludes formation of Schiff base intermediates with lens proteins, a common first step implicated in cataract formation with ketone steroids.…”
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  17. 117

    Synthesis, Characterization and Antimicrobial Studies of 3-[(2-Hydroxy-quinolin-3-ylmethylene)-amino]-2-phenyl-3H-quinazolin-4-one and its Metal(II) Complexes by K. Siddappa, Tukaram Reddy, M. Mallikarjun, C. V. Reddy

    Published 2008-01-01
    “…L = 3-[(2-hydroxy-quinolin-3-ylmethylene)-amino]-2-phenyl-3H-quinazolin-4-one, (HQMAPQ) Schiff base have been synthesized and characterized by elemental analysis, magnetic susceptibility, molar conductance, IR, 1H NMR, UV-Visible and ESR data. …”
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  18. 118

    Bach Adsorption Study for the Extraction of Silver Ions by Hydrazone Compounds from Aqueous Solution by Abdussalam Salhin Mohamad Ali, Norfarhah Abdul Razak, Ismail Ab Rahman

    Published 2012-01-01
    “…Sorbent materials based on a hydrazone Schiff base compound, C14H11BrN4O4, were prepared either by immobilizing the ligand into sol-gel (SG1) or bonding to silica (SG2). …”
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  19. 119

    Derivatives of trigonal lanthanide complexes by reaction with long aliphatic chain amines by Zhou, Yiwei, Buch, Christian Dirk, Hansen, Steen Hansgaard, Piligkos, Stergios

    Published 2024-05-01
    “…We present the synthesis and characterisation of a novel series of lanthanide complexes bearing long aliphatic chains, obtained by post-functionalisation of LnL (Ln = Tb–Tm and Y, H3L = tris(((3-formyl-5-methylsalicylidene)amine)ethyl)amine) via Schiff-base reaction with 1-octadecylamine. Crystal structures show that the first coordination sphere is not radically perturbed by the post-functionalisation although the trigonal symmetry is lost. …”
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  20. 120

    Self-Assemblies of Single-Walled Carbon Nanotubes through Tunable Tethering of Pyrenes by Dextrin for Rapidly Chiral Sensing by Wei-Li Wei, Qiushui Chen, Haifang Li, Jin-Ming Lin

    Published 2011-01-01
    “…Pyrene-modified dextrin (Py-Dex) was synthesized via the Schiff base reaction between reducing end of dextrins and 1-aminopyrene, and then self-assemblies of single-walled carbon nanotubes (SWNTs) were fabricated through the tunable tethering of pyrene to SWNTs by dextrin chains. …”
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