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1, Reactor embodiments for the fluorination reactions are also disclosed.
2, This article discuss the principle of the fluorination about vinylidene chloride and HF, and the technology require of fluorination reactor, optimize process data and waste water treatment technology.
3, Perfluorotriethylamine is fabricated through electrochemical fluorination of triethylamine in anhydrous hydrogen fluoride under a certain condition.
4, A fluorination catalyst for methylene fluoride production by gaseous phase fluorination, and its practical process areintrouduced.
5, Surface fluorination, the new technics of POF cladding, was probed in this paper.
6, The fluorination yield reached 81.2% when calixarene was chosen as phase transfer catalyst.
7, Development of electrochemical partial fluorination were introduced. The factor: effecting the selectivity of fluorination were reviewed.
8, The isocyanates can be obtained by the fluorination of nitrogenous cylic or acyclic molecules.
9, Difluorobenzamide was synthesized by fluorination and hydrolysis from 2,[http://sentencedict.com/fluorination.html]6 dichlobenil with the recovery of 92%.
10, A heavy - duty magnetic stirrer , such as Cole - Parmer model is needed during the fluorination.
11, By using ortho-toluidine as a raw material, 3-fluoro-4-methylbenzonitrile is successfully synthesized by going through nitrification, diazotization, fluorination, reductive and oxidation reactions.
12, In this paper the main progress in synthesis methods of PFTHF as electrochemical fluorination are emphasized.
13, The structures and properties of activated carbon fibers were studied at fluorination before and after.
14, By the starting material 4 -chloronitrobenzene, 2, 4 - dichlorobenzene was synthesized via fluorination, nitration and chlorination. The total yield was 59. 0%.
15, There are two methods for synthesis of the fluoroporphyrins: direct and indirect fluorination.
16, Sevoflurane is synthesized from aceton by vapor phase catalytic fluorination, vapor phase catalytic hydrogenation, chloridization and fluoromethylation, which gives a new synthetic method.
17, The classification, synthesis and application of ionic liquids in fluorination were introduced in brief.
18, Polyethylene glycols can be used as effective phase transfer catalyst in halogen exchange fluorination.
19, Methods This preparation of tetrafluorophthalic acid started from tetrachlorophthalic anhydride and underwent amidation, fluorination and hydrolysis.
20, Low cost 3, 4 - difluoro nitrobenzene was prepared from 2, 4 - dinitrochlorobenzene by two - step fluorination.
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