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・ Ethylenedioxy
・ Ethylenetetracarboxylic acid
・ Ethylenetetracarboxylic dianhydride
・ Ethylestrenol
・ Ethylferrocene
・ Ethylhexyl palmitate
・ Ethylhexyl triazone
・ Ethylhexylglycerin
・ Ethylic
・ Ethylidene diacetate
・ Ethylin Wang Jabs
・ Ethyline
・ Ethylisopropyltryptamine
・ Ethylketazocine
・ Ethyllt ferch Cynan
Ethylmagnesium bromide
・ Ethylmalonic encephalopathy
・ Ethylmalonyl-CoA decarboxylase
・ Ethylmercury
・ Ethylmethylamine
・ Ethylmethylthiambutene
・ Ethylmorphine
・ Ethylnorepinephrine
・ Ethylone
・ Ethylparaben
・ Ethylphenidate
・ Ethylphenol
・ Ethyltrifluoromethylaminoindane
・ Ethylvanillin
・ Ethynol


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Ethylmagnesium bromide : ウィキペディア英語版
Ethylmagnesium bromide

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Ethylmagnesium bromide is a Grignard reagent with formula C2H5MgBr or C2H5Mg+·Br, namely a magnesium ion with a covalent bond to an ethyl group and an ionic bond to a bromine anion. It is widely used in the laboratory synthesis of organic compounds.
== Reactions ==
Apart from acting as the synthetic equivalent of an ethyl anion synthon for nucleophilic addition, ethylmagnesium bromide may be used as a strong base to deprotonate various substrates such as alkynes:
:RC≡CH + EtMgBr → RC≡CMgBr + EtH
In this application, ethylmagnesium bromide has been supplanted by the wide availability of organolithium reagents.

抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)
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