Catalyst Precursors

4 articles

Grubbs 2nd Generation Catalyst

Grubbs 2nd generation catalyst is the iconic ruthenium-NHC complex developed by Robert Grubbs for olefin metathesis. It offers superior activity, thermal stability, and functional …

Catalysts, Catalyst Precursors 4 tags

Hoveyda-Grubbs 2nd Generation Catalyst

Hoveyda-Grubbs 2nd generation catalyst is a chelated ruthenium-NHC complex developed by Hoveyda. Its “boomerang” mechanism allows catalyst recovery and recycling, …

Catalysts, Catalyst Precursors 4 tags

IMes·HCl

IMes·HCl (1,3-bis(2,4,6-trimethylphenyl)imidazolium chloride) is the foundational N-heterocyclic carbene (NHC) precatalyst developed by Arduengo. Deprotonation generates the IMes …

Catalyst Precursors, Catalysts 5 tags

IPr·HCl

IPr·HCl (1,3-bis(2,6-diisopropylphenyl)imidazolium chloride) is the most widely deployed NHC precatalyst in modern transition-metal catalysis. The sterically demanding IPr carbene …

Catalyst Precursors, Catalysts 5 tags

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