163772-78-9Relevant articles and documents
Intramolecular Anti-Carbolithiation of Alkynes: Stereo-Directing Effect of Lithium-Coordinating Substituents
Ly, Kim Uyen,Boussonnière, Anne,Castanet, Anne-Sophie
, (2022/01/19)
This paper presents the results of our investigations on the stereochemical course of intramolecular carbolithiation of alkynes. It is shown that the presence of a lithium-chelating propargylic substituent completely reverses the otherwise favored syn-pro