triphenylethylphosphine oxide

例句：

1. 1. This compound is used in the synthesis of triphenylethylphosphine oxide.
   这种化合物用于合成三苯基乙膦氧化物。
2. 2. The molecule contains a phosphorus-containing group, which is crucial for its catalytic activity.
   该分子包含一个含磷的基团，这是其催化活性的关键。
3. 3. Triphenylethylphosphine oxide is a powerful catalyst that can be used to produce various organic compounds.
   三苯基乙膦氧化物是一种强大的催化剂，可以用来生产各种有机化合物。