A catalyst don’t appear in the overall stoichiometry of the reaction it catalyzes, but it must appear in at least one of the elementary reactions in the mechanism for the catalyzed reaction. 246047-72-3, Name is (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium, molecular formula is C46H65Cl2N2PRu. In a Article£¬once mentioned of 246047-72-3, Application In Synthesis of (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium
Modulation of olefin metathesis reactions by chelation
We describe the modulation of catalytic activities by adjacent chelating entities as a new and hitherto unknown principle. It is demonstrated for ring-closing metathesis (RCM) as well as for cross metathesis (CM) reactions. For this purpose, we have modified a Hoveyda-type metathesis catalyst by employing two different chelators. Complexation of the chelators led to an electron-withdrawing effect that resulted in enhanced catalytic activity. This enhancement was dependent on the complexed metal ion and allowed a gradual adjustment of the activity of the catalyst. The application of this new approach might be extendable to other catalytic systems as well. Copyright
Sometimes chemists are able to propose two or more mechanisms that are consistent with the available data.Application In Synthesis of (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium, If a proposed mechanism predicts the wrong experimental rate law, however, the mechanism must be incorrect.Welcome to check out more blogs about 246047-72-3, in my other articles.
Reference£º
Highly efficient and robust molecular ruthenium catalysts for water oxidation,
Catalysts | Special Issue : Ruthenium Catalysts – MDPI