Asymmetric Sonogashira C(sp<sup>3</sup>)–C(sp) bond coupling enabled by a copper(<scp>i</scp>) complex of a new guanidine-hybrid ligand
Jinzhao Li, Lichao Ning, Qingfa Tan, Xiaoming Feng, Xiaohua Liu
Abstract
A type of new chiral nitrogen-donor hybrid ligand bearing acyclic guanidine, amide, and pyridine subunits was rationalized for Cu( i )-catalyzed asymmetric Sonogashira C(sp 3 )–C(sp) cross-coupling.
Topics & Concepts
ChemistrySonogashira couplingGuanidineAmideLigand (biochemistry)PyridineCopperCoupling (piping)StereochemistryCombinatorial chemistryMedicinal chemistryCatalysisOrganic chemistryPalladiumReceptorBiochemistryEngineeringMechanical engineeringCatalytic Cross-Coupling ReactionsCarbohydrate Chemistry and SynthesisAxial and Atropisomeric Chirality Synthesis