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Catalysts

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nitro-LatMet

nitro-LatMet

Chemical name:

1,3-Bis(2,4,6-trimethylphenylimidazolidin-2-ylidene)chloro(tricyclohexylphosphine)-(2-oxo-5-nitrobenzylidene)ruthenium(II)

Product number: AS2036

CAS number: 1544328-53-1

Patent number: PCT/EP2013/065839

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Description

Latent catalyst for ROMP. Requires chemical activation (typically with in situ generated HCl). Depending on monomer purity/reactivity might require thermal activation (60 - 80 °C). Shows good solubility in dicyclopentadiene. Cures slower than LatMet but posses improved shelf life in dicyclopentadiene.

Chemical properties

Molecular formula:

C46H64ClN3O3PRu

Molecular weight:

874.52 g/mol

Physical state:

powder

Color:

brown

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

  • A. Kozłowska, M. Dranka, M. Zachara, E. Pump, C. Slugovc, K. Skowerski, K. Grela “Chelating Ruthenium Phenolate Complexes—Synthesis, General Catalytic Activity and Applications in Olefin Metathesis Polymerization” Chem. Eur. J., 20(43), 14120 – 14125 (2014).

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