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Topic: Ru  (Read 4059 times)

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Offline wasere

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Ru
« on: September 06, 2007, 02:15:02 PM »
Can someone explain what RuH2(PPh3)4 is and how one acquires RuH2(PPh3)4?

Offline ARGOS++

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Re: Ru
« Reply #1 on: September 28, 2007, 04:25:21 PM »

Dear Wasere,

Your Compound is a Me-Complex between Ruthenium and Triphenylphosphin (= PPh3).
Ask Google using your chem. Formula and you will get a few answers!


Good Luck!
                    ARGOS++


Offline D|0XIN

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Re: Ru
« Reply #2 on: October 04, 2007, 05:51:18 AM »
Hi,

Its called (someone correct me if I'm wrong):

Dihydride-tetrakis(triphenylphosphine)ruthenium(II)
or: dihydrido-tetrakis(triphenylphosphine)ruthenium(II)
(someone correct me if I'm wrong)

It is used for the migratory insertion of hydride (H-) - reduction - and may be used to reduce alkenes to alkanes for example. I think I used or made it in the inorganic laboratory at university last year and could check my notes if you really need me to. I think it has to be made in the lab, but I could be wrong.



Offline D|0XIN

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Re: Ru
« Reply #4 on: October 04, 2007, 06:09:46 AM »
I found these places that supply RuH2(PPh3)4 using google:

http://www.americanelements.com/rudttp.html

http://www.sigmaaldrich.com/catalog/search/ProductDetail/ALDRICH/335037

http://en.wikipedia.org/wiki/Roper%27s_complex

Obviously its very expensive due to Ruthenium's rare-earth element status! You may even be able to find a catalytic cycle where it is used and recovered catalytically so that you can continue to use the small amount you purchase, I'm not entirely sure though.

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