StickyCat Cl
Chemical name:
(1,3-dimesityl-4-((trimethylammonio)methyl)imidazolidin-2-ylidene)dichloro(2-isopropoxybenzylidene)ruthenium(II) chloride
Product number: AS2040
CAS number: 1452227-72-3
Patent number: PCT/EP2013/053967
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Description
Water soluble catalyst. Substrate scope similar to classical complexes like nitro-Grela or Grubbs second generation catalyst. Insoluble in organic solvents. Allows for simple and very efficient removal of residual ruthenium, especially in combination with SnatchCat. Enables simple immobilization on various solid supports, such as SiO₂, Al₂O₃ or activated carbon.
Chemical properties
Chemical formula:
C35H48Cl3N3ORu
Molecular weight:
734.20 g/mol
Physical state:
powder
Color:
green
Handling information
High stability allows catalyst handling on air.
Storage information
Long-term storage (>1 week):
Store under inert gas in a cold place (recommended temp. 2 - 8 °C).
Short-term storage (<1 week):
Store under inert gas at ambient temperature.
Additional references
- T. K. Olszewski, M. Bieniek, K. Skowerski “Ruthenium-Based Complexes Bearing Quarternary Ammonium Tags as Versatile Catalysts for Olefin Metathesis: From the Discovery to Practical Applications” Org. Process Res. Dev., 24, 2, 125-145, (2020).
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M. Patrzałek, J. Piątkowski, A. Kajetanowicz, K. Grela “Anion Metathesis in Facile Preparation of Olefin Metathesis Catalysts Bearing a Quaternary Ammonium Chloride Tag” Synlett, 30, 17, 1981-1987, (2019).
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G. Szczepaniak, A. Ruszczyńska, K. Kosiński, E. Bulska, K. Grela “Highly efficient and time economical purification of olefin metathesis products from metal residues using an isocyanide scavenger” Green Chem., 20, 1280-1289, (2018).
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K. Skowerski, J. Białecki, S. J. Czarnocki, K. Żukowska, K. Grela “Effective immobilisation of a metathesis catalyst bearing an ammonium-tagged NHC ligand on various solid supports” Beilstein J. Org. Chem., 12, 5-15, (2016).
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G. Szczepaniak, K. Kosiński, K. Grela “Towards “cleaner” olefin metathesis: tailoring the NHC ligand of second generation ruthenium catalysts to afford auxiliary traits” Green Chem., 16, 4474-4492, (2014).
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K. Skowerski, C. Wierzbicka, G. Szczepaniak, Ł. Gułajski, M. Bieniek, K. Grela “Easily removable olefin metathesis catalysts” Green Chem., 14, 3264-3268, (2012).
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