SlashCat
Chemical name:
(2-((dibenzylamino)methyl)benzylidene)dichloro((1R)-1'-(2,6-diisopropylphenyl)-5',5'-dimethyl-2,3-dihydrospiro[indene-1,3'-pyrrolidin]-2'-yl)ruthenium(II)
Product number: AS2153
CAS number: 2762190-76-9
Patent number: WO2022038121A1
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Description
Shows unmatched efficiency in ethenolysis: TON = 1260000
| Catalyst | Loading [ppm] | Conversion | Selectivity | TON |
|---|---|---|---|---|
| Reference catalyst | 1 | 41 | 92 | 378.000 |
| 0.5 | 25 | 94 | 472.000 | |
| 0.25 | 16 | 97 | 604.000 | |
| SlashCat | 1 | 60 | 96 | 574.000 |
| 0.5 | 43 | 98 | 848.000 | |
| 0.25 | 32 | 99 | 1.260.000 |
*Grubbs 2015, Angew. Chem. Int. Ed. 2015, 54, 1919–1923.
Chemical properties
Chemical formula:
C48H54Cl2N2Ru
Molecular weight:
830.93 g/mol
Physical state:
powder
Color:
green
Handling information
High stability allows catalyst handling on air. Catalyst solution should be used within 2 h from its preparation. Compatible with toluene, ethyl acetate, dimethylcarbonate, neat substrate; the temp. range of 30 to 85°C.
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
- R. Gawin, A. Tracz, P. Krajczy, A. Kozakiewicz-Piekarz, J. P. Martínez, B. Trzaskowski "Inhibition of the Decomposition Pathways of Ruthenium Olefin Metathesis Catalysts: Development of Highly Efficient Catalysts for Ethenolysis" J. Am. Chem. Soc., 145, 45, 25010–25021 (2023).
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