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Study Of Electrochemical Method To Synthesis Intermediates Of The Idiosyncratic Pharmaceuticals And Agrochemicals

Posted on:2008-03-25Degree:MasterType:Thesis
Country:ChinaCandidate:Z MaoFull Text:PDF
GTID:2121360215471611Subject:Analytical Chemistry
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Nowadays,there is a green industrial revolution whose aim is to save resource and energy, and to keep environment balance. Chemistry is the main source of the environment pollution, so it is important to find the suitable chemical synthetic technology which is low pollution. As one of the green chemical industry technology, electrosynthesis can eliminate the pollution by the technology itself to a great extant, and protect the environment. With the use of the power plant in the Sanxia of Changjiang River, electric power is abundance. We can make good use of our electric resource to improve electric synthetic technology, and it accord the situation of our country.fluoric chemicals are important intermediates, which have been applied to produce idiosyncratic pharmaceuticals, high-effect and low-residue agrochemicals, and dyes with some endurance of water, grime, irradiation and organic solvents. If green electrochemical technology is made good use to develop fluoric chemicals, it is friendly to environment, and can increase economic benefit and exploit the market of fluoric chemicals. Therefore, the study of electrosynthesis fluoric chemicals is of great value.In the work, we synthesized some fluoric intermediates by electrochemical methods. There are three parts:Partâ… : A review was given. It included the development of organic electrosynthesis and the actuality of fluoric intermediates.Partâ…¡: Electrochemical carboxylation of o-chloro-trifluoromethylbenzene to o-trifluoromethylbenzoic acids was carried out in an undivided cell using magnesium as the dissolving anode, reaction conditions were proofed and optimized based on the small scale test. The pilot process has been done.Partâ…¢: Electrolysis of p- chlorotrifluoromethylbenzene was carried out to synthesis p- Trifluoromethyl benzaldehyde in an undivided cell using magnesium as the dissolving anode, and the reaction conditions were study.
Keywords/Search Tags:organic electrosynthesis, o-trifluoromethylbenzoic acid, p-trifluoromethyl-benzaldehyde, N,N-Dimethylformamide(DMF)
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