Rh(<scp>iii</scp>)-catalyzed simultaneous [3 + 3]/[5 + 1] annulation of 1-arylpyrazolidinones with<i>gem</i>-difluorocyclopropenes leading to fluorinated pyridopyrimidinone derivatives
Mengyang Shen, Hao Li, Xinying Zhang, Xuesen Fan
Abstract
Presented herein is an efficient and concise synthesis of fluorinated pyridopyrimidinone derivatives through formal [3 + 3]/[5 + 1] annulation of 1-arylpyrazolidinones with gem -difluorocyclopropenes.
Topics & Concepts
AnnulationChemistryCatalysisCombinatorial chemistryMedicinal chemistryOrganic chemistryFluorine in Organic ChemistryCyclopropane Reaction MechanismsCatalytic C–H Functionalization Methods