cyclooctyne

例句：

1. 1. This compound is a key intermediate in the synthesis of many important chemicals.
   这种化合物是合成许多重要化学品的关键中间体。
2. 2. The research team has discovered a new way to synthesize this material using renewable energy sources.
   研究小组发现了一种使用可再生能源源的新方法来合成这种材料。
3. 3. Cyclooctene is a hydrocarbon with unique properties that make it useful in various applications.
   环八烯是一种具有独特性质的烃，它在各种应用中都有用。