Reversible hydrosilane addition to pyridines enabled by low-coordinate Ca(<scp>ii</scp>) and Yb(<scp>ii</scp>) hydrides
Alexander N. Selikhov, Mikhail A. Bogachev, Yulia V. Nelyubina, Grigory Zhigulin, Sergey Yu. Ketkov, Alexander A. Trifonov
Abstract
Low-coordinate dimeric Ca( ii ) and Yb( ii ) hydrides {[ t Bu 2 CarbAr 2 ]MH(THF)} 2 and {[ t Bu 2 CarbAr 2 ]MH(η 6 -C 7 H 8 )} 2 efficiently catalyze PhSiH 3 addition to pyridines at ambient T . At 90° C the same complex catalyzes the reverse reaction.
Topics & Concepts
ChemistryMedicinal chemistryStereochemistryOrganoboron and organosilicon chemistryAsymmetric Hydrogenation and CatalysisCatalytic Cross-Coupling Reactions