Colorimetric probe for identification of ferric ions and preparation thereof, and application of colorimetric probe

The present invention discloses a colorimetric probe for identification of ferric ions and preparation thereof, and application of a colorimetric probe. The colorimetric probe has a structure as shownin the formula I. The colorimetric probe is prepared by one-step synthesis, the synthesis condition is simple, easy for purification and high in productive rate; and the prepared colorimetric probe is high in identification capacity on the ferric ions, is fast in response speed and has actual application values in fields such as biological chemistry and environmental sciences. 本发明公开了一种识别铁离子的比色探针及其制备和应用，所述比色探针具有式I所示的结构：本发明的比色探针是经一步合成制备得到，合成条件简单，易于纯化，产率高；所制备的比色探针对铁离子的识别能力强，响应速度快，在生物化学、环境科学等领域具有实际的应用价值。