financial supports from the National Natural Science Foundation of China(Nos.21772035,22022204,22072167,21202206);Natural Science Foundation of Hunan Province(Nos.2021JJ40147)。
α,β-Unsaturated primary amides are important intermediates and building blocks in organic synthesis.Herein,we report a ligand-free iron-catalyzed hydroaminocarbonylation of alkynes using NH_(4)HCO_(3)as the ammonia ...