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Toplam kayıt 12, listelenen: 1-10
Formation of the Vilsmeier-Haack complex: the performance of different levels of theory
(Springer, 2011)
Because of discrepancies in the available experimental data, an extensive theoretical investigation of the formation of the Vilsmeier-Haack (VH) complex has been carried out. The barriers to complex formation calculated ...
Synthesis, characterization and comparative studies on the photophysical and photochemical properties of metal-free and zinc(II) phthalocyanines with phenyloxyacetic acid functionalities
(Pergamon-Elsevier Science Ltd, 2011)
The synthesis and characterization of new peripherally and non-peripherally tetra-substituted metal-free and zinc(II) phthalocyanines with 2-, 3- and 4-phenyloxyacetic acid functionalities are described for the first time ...
Metal (Al, Fe, Mn and Cu) distributions and origins of polycyclic aromatic hydrocarbons (PAHs) in the surface sediments of the Marmara Sea and the coast of Istanbul, Turkey
(Pergamon-Elsevier Science Ltd, 2011)
In this study, total metal (Al, Fe, Mn and Cu) and PAHs analyses have been done in the surface sediments. Sediment samples have been collected from seven parts of the Marmara Sea and the coast of Istanbul during 2009. Total ...
Synthesis, characterization, spectroscopic and electrochemical properties of phthalocyanines substituted with four 3-ferrocenyl-7-oxycoumarin moieties
(Elsevier Science Sa, 2011)
The synthesis, spectroscopic and electrochemical properties of the tetra-(3-ferrocenyl-7-oxycoumarin)substituted zinc (II) and cobalt (II) phthalocyanines (3 and 4) are reported for the first time. The synthesis of novel ...
Photophysical, photochemical and BSA binding/BQ quenching properties of quaternizable coumarin containing water soluble zinc phthalocyanine complexes
(Pergamon-Elsevier Science Ltd, 2011)
The non-peripherally (np-QZnPc) and peripherally (p-QZnPc) tetrakis-[7-oxo-(3-[(2-diethylaminomethyliodide)ethyl)]-4-methylcoumarin]-Phthalocyaninatozinc complexes have been prepared by quaternization of non-peripherally ...
Synthesis and properties of crown ether functionalized coumarin substituted zinc phthalocyanine
(Pergamon-Elsevier Science Ltd, 2011)
The novel 6,7-[15-crown-5]-3-[p-(2,3-dicyanophenoxy)phenyl]coumarin (1) and its non-peripherally substituted zinc phthalocyanine complex (2) have been prepared and characterized by elemental analysis, H-1 NMR (for compound ...
Coumarino-12-crown-4 bearing phthalocyanine photosensitizers for singlet oxygen production
(Elsevier Science Sa, 2011)
The synthesis, characterization, photophysical and photochemical properties of the new metal-free and zinc (II) phthalocyanines tetra-substituted at the peripheral (complexes 3a and 3b) and non-peripheral (complexes 4a and ...
Chromenone 12-crown-4 substituted zinc phthalocyanine complexes: Investigation of spectral, photophysical and photochemical properties
(Pergamon-Elsevier Science Ltd, 2011)
The synthesis of novel 6,7-[(12-crown-4)-3-[p-(3,4-dicyanophenoxy)phenyl]coumarin (1), 6,7-[(12-crown-4)-3-[p-(2,3-dicyanophenoxy)phenyl]coumarin (2), and their corresponding tetra-(chromenone 12-crown-4)-substituted zinc ...
Determination of Elements in Thermal Springs for Monitoring Pre-Earthquake Activites by ICP-MS
(Atomic Spectroscopy Press Ltd, 2011)
This study presents the results of hydrogeochemical studies carried out at the Kos thermal springs in Bingol, located in East Anatolia, Turkey. More than 250 thermal water samples were collected on a regular basis from ...
Thermal analysis of cis-(dithiocyanato)(1,10-phenanthroline-5,6-dione)(4,4'-dicarboxy-2,2'-bipyridyl)ruthenium(II) photosensitizer
(Springer, 2011)
Thermal behavior of [cis-(dithiocyanato)(1,10-phenanthroline-5,6-dione)(4,4'-dicarboxy-2,2'-bipyridyl)ruthenium(II)], cis-[Ru(L1)(L2)(NCS)(2)] (where the ligands were L1 = 1,10-Phenanthroline-5,6-dione, L2 = 4,4'-dicarbo ...