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Topic: 1-ethynylcyclopentanol  (Read 4130 times)

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pithie

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1-ethynylcyclopentanol
« on: March 25, 2006, 07:00:46 AM »
hi im new to the forum

can anyone help me explain the mechanism of this reaction involving 1-ethynylcyclopentanol

where i think via a trans electrophillic addition reaction the acetylide group is changed to a diene

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pithie

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Re:1-ethynylcyclopentanol
« Reply #1 on: March 25, 2006, 07:11:01 AM »
ive got a image for the reaction but cant seem to atach it to the post
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Paradoxtom

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Re:1-ethynylcyclopentanol
« Reply #2 on: March 25, 2006, 08:23:03 AM »
But 1-ethynylcyclopentanol ist this, without CH3-group




and you will 1-octa-1,3-dien-1-ylcyclopentanol ??
« Last Edit: March 25, 2006, 08:26:50 AM by Paradoxtom »
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Re:1-ethynylcyclopentanol
« Reply #3 on: March 26, 2006, 06:47:45 PM »
It's a cuprate addition to the alkyne, I'd bet.
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