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Topic: Cyclohexane cyclohexanol miscibility  (Read 4660 times)

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Offline scienceguy

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Cyclohexane cyclohexanol miscibility
« on: October 13, 2010, 05:23:50 PM »
Hi there,

I know cyclohexane is nonpolar and cyclohexanol is polar, but does anyone know if one can raise the temperature enough to make them miscible?

Offline Doc Oc

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Re: Cyclohexane cyclohexanol miscibility
« Reply #1 on: October 13, 2010, 06:02:39 PM »
I don't think that single hydroxyl group is enough to cause the two to separate, I believe they will be miscible at room temp.  I know for certain cyclohexanol is miscible in solvents such as pentane or hexane, I don't see why cyclohexane would be very different.

Offline llagetias

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Re: Cyclohexane cyclohexanol miscibility
« Reply #2 on: October 13, 2010, 06:19:31 PM »
 You could use a dehydration reaction to convert the cyclohexanol to cyclohexene, through acid catalysis with heat but unless you distill the product as it is forming, the reverse reaction will occur. However, if the reaction is successful, it will be much easier to dissolve cyclohexene in cyclohexane, than it would be to dissolve cyclohexanol in cyclohexane. Depending on the conditions of the question, it may or may not be an option

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