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Topic: Acid Catalyzed : Nerol to Terpineol Mechanism  (Read 8322 times)

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Offline refid

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Acid Catalyzed : Nerol to Terpineol Mechanism
« on: May 21, 2007, 12:34:29 AM »
Would this mechanism be possible to synthesize alpha-Terpineol?

Offline Fry

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Re: Acid Catalyzed : Nerol to Terpineol Mechanism
« Reply #1 on: May 21, 2007, 03:00:17 AM »
It doesnt seem like a feasible route, im pretty sure that carbocation will rearrange to give you cyclopentene derivatives instead.

You arent trying to get to THC are you?  ;D

Offline AWK

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Offline InPhaseTransit

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Re: Acid Catalyzed : Nerol to Terpineol Mechanism
« Reply #3 on: May 21, 2007, 05:53:17 AM »
I think this mechanism is alright. Nerol should undergo cyclisation faster than carbocation rearrangement - because it does indeed give alpha-Terpineol and not something else.  :P

I remember something about cyclisation of Geraniol and Nerol being how 'they' established that Citral exists as two geometrical forms - Geranial (trans) and Neral (cis) since Nerol (from reduction of Neral) cyclised 9 times faster than Geraniol (from reduction of Geranial). hm.

Offline refid

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Re: Acid Catalyzed : Nerol to Terpineol Mechanism
« Reply #4 on: May 21, 2007, 07:23:33 PM »
Could these :




be synthesized from:


*alpha already shown above wondering about beta, gama, 4-

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