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Topic: What are different ways to filter reaction mixture under inert atmosphere?  (Read 1923 times)

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Offline Unco

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I am trying to filter a reaction that has triethylammonium chloride as precipitate under inert atmosphere. I know that there is a glassware that can do it, resembles a three neck round bottom flask except in one of the necks is fitted with a filter frit. However I don't have that glassware, I am wondering if there are other ways to filter under inert atmosphere?

Pictures (even hand drawn) would be super helpful :D

Thanks very much.

Offline phth

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Re: What are different ways to filter reaction mixture under inert atmosphere?
« Reply #1 on: December 06, 2015, 08:36:58 PM »
I don't know why you would want to protect that chemical from air.  But if you really needed to do it use a schlenck flask (https://en.wikipedia.org/wiki/Schlenk_flask) and attach a frit with a ground glass connector into another schlenck flask.  Turn the hour glass over.  You can just clean the solid with a solvent that creates an azeotrope with water and filter it in the room's atmosphere.  Cyclohexane>toluene>benzene.  This seems alot quicker to me.  http://vle-calc.com/azeotrope.html 

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