methyl pyridine

例句：

1. 1.This compound is a key intermediate in the synthesis of many pharmaceuticals.
   这种化合物是合成许多药物的关键中间体。
2. 2. The methyl pyridine derivative was found to have antibacterial properties.
   发现该甲基吡啶衍生物具有抗菌性质。
3. 3. Methyl pyridine is used as a solvent and also as an intermediate in the production of other chemicals.
   甲基吡啶用作溶剂，也是生产其他化学品的中间体。