نتایج جستجو برای: cobalt and manganese salts

تعداد نتایج: 16843182  

Journal: :Sustainable Energy and Fuels 2021

Single pass Fischer–Tropsch biogas-to-diesel process for off-grid fuel production in remote regions. Diesel yields optimized by operating at a higher-than-industrial CO conversions of 80% with manganese-promoted cobalt catalyst.

Journal: :Chemical communications 2011
Wei Xue Bao-Ying Wang Jie Zhu Wei-Xiong Zhang Yue-Biao Zhang Hai-Xia Zhao Xiao-Ming Chen

A rare organosulfur one-dimensional coordination polymer, [Co(C(9)H(6)NS)(2)], was synthesized by the reaction between the 8-mercaptoquinoline and cobalt acetate salts in EtOH, which shows strong magnetic coupling and the presence of spin-glassy and spin-crossover phenomena with simultaneous semiconductor behaviour.

2015
Ali Mobasheri Christopher J. Proudman

16 Recent reports from Australia suggest that cobalt chloride is being used in racehorses 17 competing in New South Wales and Victoria. Although these are the first such reports, it is 18 suspected that cobalt chloride may have been used illegally for some time. Cobalt chloride is 19 a well-established hypoxia mimetic that is used experimentally to stabilise hypoxia-inducible 20 factor 1  (HIF...

Journal: :Asian Journal of Organic Chemistry 2021

Easy dehalogenation of bromo-, chloro-aryl and alkyl derivatives is performed in the presence a cobalt catalyst, manganese as reductant, alcohol hydrogen donor. This method tolerates variety functional groups with different electronic properties. Noteworthy examples desulfonation are also reported.

2017
Patrick Williamson Alicia Galván Matthew J. Gaunt

A cobalt-catalysed C-H carbonylation of aliphatic carboxamide derivatives is described, employing commercially available Co(ii)-salts in the presence of a silver oxidant. This operationally simple process utilises an atmospheric pressure of CO and generates a range of substituted succinimide products bearing diverse functional groups that can be successfully accessed via this methodology.

2012
Richard Ortega

Some pesticide chemicals are based on inorganic elements such as sulfur, copper (i.e. copper sulfate ‘Bordeaux mixture’, copper hydroxide, and copper oxychloride), and arsenic salts (i.e. lead arsenate, calcium arsenate, sodium arsenite), or they contain an inorganic element in their chemical structure such as the organometallic pesticides based on manganese dithiocarbamate (maneb), manganese a...

Journal: :Structural Chemistry 2021

The kinetic control of chemical reactions makes it possible both to isolate metastable substances with properties different from those thermodynamically stable phases and obtain information useful for studying the crystal nucleation further transformations into ones. Metal cyamelurates are suitable subjects in synthesis due their easy crystallization short reaction times. In this work, cobalt, ...

Journal: :International journal of occupational medicine and environmental health 2012
Tomasz Wittczak Wojciech Dudek Jolanta Walusiak-Skorupa Dominika Świerczyńska-Machura Wojciech Cader Monika Kowalczyk Cezary Pałczyński

OBJECTIVES The aim of this study was to evaluate the coexisting factors and usefulness of diagnostic methods in metal-induced asthma in Polish welders. MATERIALS AND METHODS Examination of 50 welders occupationally exposed to metals and with suspicion of metal-induced asthma (group A), 100 welders occupationally exposed to metals but without suspicion of metal-induced asthma (group B), and tw...

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