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Topic: resonance why is -OH a better +ME group than -NH2  (Read 2333 times)

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Offline aRomatik Benzenoid

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resonance why is -OH a better +ME group than -NH2
« on: January 11, 2012, 01:28:11 PM »
why is -OH a better +ME group than -NH2
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Offline Organic_lover*

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Re: resonance why is -OH a better +ME group than -NH2
« Reply #1 on: January 21, 2012, 07:51:31 PM »
The oxigen atom is more electronegative than carbon (+Me) and nitrogen (NH2). So in resonance the hydroxyl is a better electron donator; secondly came the -NH2; the +CH3 is a better electron receptor (carbocation).
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