dimethylbutane

例句：

1. 1. This compound is used in the production of plastics and other synthetic materials.
   这种化合物用于生产塑料和其他合成材料。
2. 2. The molecule has a unique structure that makes it useful in various applications.
   该分子具有独特的结构，使其在各种应用中具有用途。
3. 3. Dimethylbutane is a common component in petroleum refining processes.
   二甲基丁烷是石油精炼过程中的常见成分。