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ethyl group
(redirected from Diethyl)

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Noun1.ethyl group - the univalent hydrocarbon radical C2H5 derived from ethane by the removal of one hydrogen atomethyl group - the univalent hydrocarbon radical C2H5 derived from ethane by the removal of one hydrogen atom
alkyl, alkyl group, alkyl radical - any of a series of univalent groups of the general formula CnH2n+1 derived from aliphatic hydrocarbons


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1846: An anaesthetic was successfully used for the first time at the Massachusetts General Hospital where dentist William Morton used diethyl ether before removing a tumour from a man's jaw.
003-5% of a perfume, wherein at least about 40 weight percent of the said perfume is one or more hydrophilic perfume ingredients selected from the group consisting of: ethyl vanillin; isoeugenyl acetate; heliotropine diethyl acetal; 2H-1,5-benzodioxepin-3 (4H)-one, 7-methyl-; 4-(4hydroxyphenyl) butanone-2; vanillin isobutyrate; helional; cashmeran; piperonyl acetone; methyl beta-naphthyl ketone; methyl dihydrojasmonate; lyral; and mixtures thereof.
M Ruhul Haq said investigators had found diethyl glycol in the locally produced syrup.
 
 
 
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