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n.二氯丁烷...

dichlorobutane的音標(biāo)：dichlorobutane的英式發(fā)音音標(biāo)為：[da?kl?:r?'bju:te?n]dichlorobutane的美式發(fā)音音標(biāo)為：[da?kl?r?'bjute?n]...

Tetrahydrothiophene was synthesized using iodine as a catalyst from 1, 4 - dichlorobutane and sodium sulfide.以1, 4- 二氯丁烷和硫化鈉為原料,碘為催化劑,乙醇為溶劑合成了四氫噻吩....