نتایج جستجو برای: Acetylacetonate complexes

تعداد نتایج: 137440  

The corrosion inhibition performance of acetylacetonate complexes of zinc(II), manganese(II), cobalt(II) and copper(II) on the mild steel substrate in 1M H3PO4 was studied using DC polarization. It was seen that the mentioned complexes decreased corrosion rate of mild steel in phosphoric acid media due to the adsorption on metal surface. The potential of mild steel shifted toward more active po...

Journal: :caspian journal of chemistry 2012
hamid golchoubian hakimeh fazilati

a series of new heteroleptic chelated copper(ii) complexes that encompass n,n-dibezyl substituted derivative of ethylenediamine (x-diamine) and acetylacetonate (acac) were prepared.  the ir and electronic absorption spectra and the molar conductivity of the complexes are presented and discussed.  the molar conductivity values of the complexes in different solvents reveals a predominance of elec...

Journal: :Dalton transactions 2010
Nan Tian Yaroslav V Aulin Daniel Lenkeit Simon Pelz Oleksandr V Mikhnenko Paul W M Blom Maria Antonietta Loi Elisabeth Holder

The design, synthesis, photophysical and significantly improved electrooptical properties of a series of red emitting cyclometalated iridium(iii) complexes containing carbazolyl-acetylacetonate ligands are described.

Journal: :Chemical communications 2015
Jérémy Demarteau Anthony Kermagoret Ian German Daniela Cordella Koen Robeyns Julien De Winter Pascal Gerbaux Christine Jérôme Antoine Debuigne Christophe Detrembleur

Novel organocobalt complexes featuring weak C-CoL2 bonds (L = acetylacetonate) are prepared and used as sources of halomethyl radicals. They permit the precision synthesis of α-halide functionalized and telechelic polymers in organic media or in water. Substitution of halide by azide allows derivatization of polymers using the CuAAC click reaction.

Journal: :Chemical communications 2008
Jun-ichi Ito Satoshi Ujiie Hisao Nishiyama

New bis(oxazolinyl)phenyl-ruthenium(II) complexes, which were synthesized by C-H bond activation with RuCl(3).3H(2)O in zinc powder and 1,5-cyclooctadine followed by ligand exchange reaction with sodium acetylacetonate or acetylacetone, exhibited enantioselective hydrogenation of ketones in up to 90% ee.

2017
Claudia Dragonetti Alessia Colombo Daniele Marinotto Stefania Righetto Dominique Roberto Adriana Valore Muriel Escadeillas Véronique Guerchais Hubert Le Bozec Abdou Boucekkine Camille Latouche

We studied the second-order NLO properties in solution of various Ir(III) acetylacetonate complexes bearing a substituted cyclometallated 4-styryl-2-phenylpyridine (ppy-4-styryl-R, with R = NEt2, OMe, H, NO2) with the EFISH technique. The dipole moments were evaluated by Density Functional Theory (DFT) calculations. We have also investigated the Second Harmonic Generation (SHG) of composite fil...

Journal: :Dalton transactions 2016
Sean W Reilly Charles Edwin Webster T Keith Hollis Henry U Valle

Development of CCC-NHC pincer Co complexes via transmetalation from Zr is reported. Formation of these air-stable Co(iii) complexes was achieved through use of a CoCl2 or Co(acac)3in situ or with a discrete CCC-NHC pincer Zr transmetallating agent. Preliminary activity in the hydroboration of styrene is reported. This facile methodology will further the development of CCC-NHC pincer first-row t...

Amir Abbas Rajamand Amir Reza Jalilian, Aytak Novinrouz Hassan Yousefnia Kamaleddin Shafaii

   Various radiometal complexes have been developed for tumor imaging, especially Ga-68 tracer. In the present study, the development of a radiogallium bis-thiosemicarbazone complex has been reported. [67Ga] acetylacetonate bis(thiosemicarbazone) complex ([67Ga] AATS) was prepared starting [67Ga]Gallium acetate and freshly prepared acetylacetonate bis (thiosemicarbazone) (AATS) in 30 min at 90°...

Journal: :Dalton transactions 2011
Massimo La Deda Alessandra Crispini Iolinda Aiello Mauro Ghedini Mario Amati Sandra Belviso Francesco Lelj

Four cyclometalated Pt(IV) compounds, 1a,b and 2a,b, were successfully obtained by oxidative addition of I(2) to 2-phenylpyridinate (PhPy) and Nile Red (NR) derived Pt(II) complexes with acetylacetonate (acac) or hexafluoroacetylacetonate (hacac) ancillary ligands. Single crystal X-ray diffraction, electrochemical, photophysical and computational studies have been performed in comparison with t...

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