Reference of 246047-72-3, Chemistry can be defined as the study of matter and the changes it undergoes. You’ll sometimes hear it called the central science because it is the connection between physics and all the other sciences, starting with biology.246047-72-3, Name is (1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene)dichloro(phenylmethylene)(tricyclohexylphosphine)ruthenium, molecular formula is C46H65Cl2N2PRu. In a patent, introducing its new discovery.
A new N-heterocyclic carbene containing olefin metathesis catalyst, (sIMes)(Cl)2Ru(CH(CH2)2-C,N-2-C 5H4N) (4a), was synthesized from (sIMes)(PCy 3)(Cl)2-Ru=CHPh (1) or (sIMes)(py)2(Cl) 2Ru=CHPh (3). When heated at 40C in dichloromethane, 4a is slowly converted to its isomer 4b. The X-ray structures of 4a and 4b show that the NHC and pyridine ligands are trans in 4a and cis in 4b. 4a is more latent than 1 and 4b much more latent than 4a in ring-closing metathesis (RCM) and ring-opening metathesis polymerization (ROMP).
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Reference：
Highly efficient and robust molecular ruthenium catalysts for water oxidation,
Catalysts | Special Issue : Ruthenium Catalysts – MDPI