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Topic: alkene nomenclature? quick question!!  (Read 4916 times)

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Offline organicgurl

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alkene nomenclature? quick question!!
« on: October 27, 2012, 01:01:48 AM »
how would i name this?

http://i46.tinypic.com/2akdxxy.png

im pretty sure its 2-propyl-2-heptene, but it just keeps telling me its wrong

(sry i posted this a few minutes ago but in the gen chem section so im reposting it here)
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Offline discodermolide

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Re: alkene nomenclature? quick question!!
« Reply #1 on: October 27, 2012, 01:11:35 AM »
Look for the longest carbon chain, then assign the C=C and the methyl group the lowest numbers along the chain. Do not forget the C=C stereochemistry.
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Offline organicgurl

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Re: alkene nomenclature? quick question!!
« Reply #2 on: October 27, 2012, 01:13:50 AM »
Quote from: discodermolide on October 27, 2012, 01:11:35 AM
Look for the longest carbon chain, then assign the C=C and the methyl group the lowest numbers along the chain.

err, i did that. and i got 2-propyl-2-heptene? but its wrong and i dont know wat part im doing wrong. could u take a look at the picture of the compound i attached?
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Offline discodermolide

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Re: alkene nomenclature? quick question!!
« Reply #3 on: October 27, 2012, 01:17:51 AM »
(Z)-4-methylnon-4-ene
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