本发明提供了含磷的喹啉类化合物及其制备方法和应用。通过喹啉类化合物与二苯基磷氧类化合物，在光催化作用下直接构筑C‑P键的方法，实现相应含磷的喹啉类化合物的合成。本发明的方法反应条件温和，无需光催化剂，操作简单，环保。

The invention provides a phosphorous quinoline compound as well as a preparation method and application thereof. By adopting a method that a quinoline compound and a diphenyl phosphorus oxygen compound are adopted to directly establish a C-P bond under a photocatalysis function, and synthesis of a phosphorous-containing quinoline compound is achieved. The method provided by the invention is gentlein reaction condition, free of photocatalyst, simple to operate and environment-friendly.