Home > Community > How to recover the Pd(PPh3)4 catalyst, already become dark brown?
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+ Palladium catalysis
+ Heterogeneous catalysis
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Liang-Hai Sie

How to recover the Pd(PPh3)4 catalyst, already become dark brown?

Dave Busby  Follow

Dear Lee,
You just need to wash it with cold MeOH and filtered-off.
Regards,

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Colten Brewster  Follow

Enrico Perspicace this procedure remove the oxidized phosphine?


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Betsy Poole  Follow

Dear Lee,
You just need to wash it with cold MeOH and filtered-off.
Regards,

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Bob Clark  Follow

Thank you so much!

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Arbaz Khan  Follow

If you have stable product you should use SiO2 - 40 and Celite on the top of silica 'flash pomp system'. By using this system, you will get rid of every form of a palladium species and triphenylphosphine oxide. Good luck :)

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Brandon Lopez  Follow

Dear Lee, If you have stable product You should use SiO2 40.

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Ata Ur Rehman  Follow

Mariusz Majchrzak using wich solvent?

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