He lost consciousness at the first whiff of ether.

他一嗅到便失去了知觉。

In stead of using butyl nitrite and absolute ethyl-ether as reagents,in an improved method,cupferron.

本文介绍了以亚硝代替亚硝丁,用氯苯代替无水合成铜铁试剂的新工艺。

Seamless sheath of ether-based urethane resistant to cathodic, hydraulic and other environmental conditions.

无缝铠装基氨基甲。耐阴极、液压和其它环境条件。

Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.

首次以杂多为催化剂采用化法合成丙二醇单。

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

于丙酮、苯、甲苯、二硫化碳、二氯烷，微于醇和，不易于水和汽油。

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

以碳二(DEC)为基化试剂,与苯酚在气固相条件下催化合成苯。

It dissolves in hot grease, paraffine, ethanol, chloroform, acetone and aether, but is insoluble in water.

该产品不于水，热于油脂、石蜡、醇、氯仿、丙酮、。

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

在三氟化硼介质,电聚合芘首次制备出结晶型的聚芘微米片。

Reaction of ferrocenylphenylcarbinol with ethereal solution of boron trifluoride in dichloride methane formed the relevant ferrocenylphenylmethyl carbocation.

二茂铁基苯基甲醇与三氟化硼-液在二氯甲烷中作用,形成二茂铁苯基甲基碳正离子。

Either glyme, diglyme, nitromethane, or other suitable solvents of similar polarity may be used as the solvent component.

、二肟、二二肟，硝基甲烷或类似的适当的极性剂，可用作剂。

Either glyme, diglyme, nitromethane, or other suitable solvents of similar polarity may be used as the solvent component.

、二肟、二二肟、硝基甲烷或类似的适当的极性剂，可用作剂。

Ethylene glycol monoether acetate are synthesized from acetic acid and ethylene glycol monoethyl ether with supported phosphotungstic acid catalyst.

以醋和二醇单为原料,活性白土负载磷钨作为催化剂,合成了二醇单醋。

Xanthoxylin was extracted from Zanthoxylum Bungeanum Maxim of Sichuan Hanyuan using absolute ethyl alcohol, ether, acetone and water as solvent.

采用无水醇、、丙酮及水作剂,对四川汉源花椒作了精油提取研究。

Isobornyl ethyl ether was prepared by ethoxylation of camphene with absolute ethanol in the presence of DCP heat-resistant ion exchange resin.

工业莰烯在耐高温离子交换树脂DCP催化作用下与无水醇反应生成了异龙脑基。

Isobornyl ethyl ether was prepared by the catalytic ethoxylation of camphene with ethyl alcohol in the presence of cation exchange resin fixed bed.

莰烯在阳离子交换树脂固定床催化下与醇反应生成异菠基。