Fluorinated alkynyl ketones react with hydrazine to give fluorinated pyrazols in good to excellent yields with Au（I） as catalyst. All the reactions were carried out at room temperature with excellent regioselectivity.
基金Project sup ported by the the National Natural Science Foundation of China （Nos. 20532040 and 20772145）.
文摘Fluorinated alkynyl ketones react with hydrazine to give fluorinated pyrazols in good to excellent yields with Au（I） as catalyst. All the reactions were carried out at room temperature with excellent regioselectivity.
