dichlorobutane的音标：dichlorobutane的英式发音音标为：[daɪklɔ:rə'bju:teɪn]dichlorobutane的美式发音音标为：[daɪklɔrə'bjuteɪn]...

Tetrahydrothiophene was synthesized using iodine as a catalyst from 1, 4 - dichlorobutane and sodium sulfide.以1, 4- 二氯丁烷和硫化钠为原料,碘为催化剂,乙醇为溶剂合成了四氢噻吩....

n.二氯丁烷...