有奖纠错
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No osmyl and no taste.Soluble in Benzene,Acetone,C2H4Cl2,CS2,toluene,party soluble in alcohol,diethyl ether,insoluble in water,gasoline.

溶于丙酮、苯、甲苯、硫化碳、烷,微溶于醇和,不易溶于水和汽油。

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Catalytic synthesis of phenetole by ethylation of phenol with diethyl carbonate(DEC)in fixed bed reactor was investigated.

以碳酯(DEC)为基化试剂,与苯酚气固相条件下催化合成苯

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Crystalline polypyrene microsheets were electrosynthesized in the medium of boron trifluoride diethyl etherate for the first time.

三氟化硼介质,电聚合芘首次制出结晶型的聚芘微米片。

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A new method for the synthesis of 1 methyl 3 propylpyrazole 5 carboxlic acid from 2 pentanone and diethyl oxalate is reported.

以2-戊酮和草酯为起始原料,经缩合、与甲基肼环合、水解等三个步骤合成了1-甲基-3-丙基吡唑-5-羧

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This paper reports the improvement on the synthesis of 5 methylisoxazol 3 formamide by Claisen condensation of diethyl oxalacetate followed by cyclization and ammonolysis.

讨论了以草酯为原料,经过克莱森缩合、环合、氨解反应合成5甲基异唑3甲酰胺工艺的改进。

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Entomologist Stephen Doggett, who runs the NSW Health arbovirus program which monitors mosquitoes and the diseases they carry is firmly in the DEET (diethyl toluamide) camp.

负责新南威尔士卫生局虫媒病毒项目的昆虫学家斯蒂芬·多格特赞成使用避蚊胺。该项目监控蚊子和它们自身携带的多种疾病。

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The synthesis of tridecane dicarboxylic acid diethyl ester with ethyl alcohol and tridecane dicarboxylic acid as reactants and cation exchange resin as catalyst had been studied.

以强性阳离子交换树脂为催化剂,十三碳醇为原料合成十三碳酯,考察了影响反应的因素。

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Dovap, dove, dove-colour, dovecot, dovecote, dove-eyed, dovekey, dovekie, dovelet, dovelike,

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3G, 401(K), a,

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英语小霸王

It contains diethyl ether. It's a general anesthetic.

保持清醒。

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Dovip, dovish, dovishness, DOW, Dow Jones, dowable, dowager, dowd, dowdily, dowdy,

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3G, 401(K), a,
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