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Topic: Zinc / HCl reduction  (Read 3248 times)

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Offline organosurf

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Zinc / HCl reduction
« on: March 04, 2014, 11:04:43 AM »
Does anyone know the exact reaction conditions ( proportion of reactants, conc of acid, eq of Zn, etc ) and especially yields for the above to reduce an aliphatic primary halide ( R-Cl ) to its alkane ?
Though there is a lot of mention of this reaction on the web, there are absolutely no detailed reaction conditions given anywhere. Have checked far and wide, just got one ref that gave a measly yield of 12%.
How about using Aluminum with acid for such reductions ? There is no mention of this anywhere...


Offline AlphaScent

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Re: Zinc / HCl reduction
« Reply #1 on: March 04, 2014, 01:43:17 PM »
Do you have access to journals?

http://www.sciencedirect.com/science/article/pii/S0040403900781858

I am sure they talk in detail about the utility of the reaction.
If you're not part of the solution, then you're part of the precipitate

Offline organosurf

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Re: Zinc / HCl reduction
« Reply #2 on: March 10, 2014, 05:15:20 AM »
Thanks alphascent. Most examples just say Zn / HCl or Acetic. Dont mention the reaction conditions ie. temperature and time, as an approximate guide. Of course, each set of reactants have their specific conditions.

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