mesyl

例句：

1. 1. The compound was synthesized using mesyl chloride as the starting material.
   该化合物使用甲磺酰氯作为起始原料合成。
2. 2.The reaction mechanism involves the formation of a mesyl ester bond between two molecules.
   反应机制涉及两个分子之间形成甲磺酰酯键。
3. 3. The mesyl group is commonly used in organic synthesis to introduce functional groups into molecules.
   甲磺酰基在有机合成中常用于向分子中引入功能团。