نتایج جستجو برای: cobalt phthalocyanine

تعداد نتایج: 32940  

Journal: :Oriental journal of chemistry 2022

Synthesized of novel metal (II)- tetra-4-(N,N-dimethyl phenyl) methan-imine phthalocyanines (MTDMPhImPc) [ M = Co, Ni, Cu, Zn] by an effective and suitable method. The tetra-nitrophthalocyanines converted into aminophthalocyanines reduction. Than amino derivatives bearing to form tetra substituted 4-(N,N-dimethyl methane-imine complexes. These compounds were characterized FTIR, elemental analys...

2014
Laura K. G. Ackerman Lukiana L. Anka-Lufford Marina Naodovic Daniel J. Weix

The nickel-catalyzed cross-coupling of aryl halides with alkyl radicals derived from alkyl halides has recently been extended to couplings with carbon radicals generated by a co-catalyst. In this study, a new cocatalyst, cobalt phthalocyanine (Co(Pc)), is introduced and demonstrated to be effective for coupling substrates not prone to homolysis. This is because Co(Pc) reacts with electrophiles ...

Journal: :Journal of Electroanalytical Chemistry 2021

This work reports the use of modified screen-printed carbon electrodes (SPCEs) for identification three drugs abuse and two habitual cutting agents, caffeine paracetamol, combining voltammetric sensing chemometrics. In order to achieve this goal, codeine, heroin morphine were subjected Square Wave Voltammetry (SWV) at pH 7, in elucidate their electrochemical fingerprints. The optimized SPCEs el...

2015
Gerald F. Manbeck Etsuko Fujita

This review summarizes research on the electrochemical and photochemical reduction of CO2 using a variety of iron and cobalt porphyrins, phthalocyanines, and related complexes. Metalloporphyrins and metallophthalocyanines are visible light absorbers with extremely large extinction coefficients. However, yields of photochemically-generated active catalysts for CO2 reduction are typically low owi...

Journal: :Current Trends in Analytical and Bioanalytical Chemistry 2017

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