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Topic: aromatic pi system in purine  (Read 3137 times)

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Offline timilehin

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aromatic pi system in purine
« on: May 14, 2009, 01:46:15 PM »
i was given an assignment to determine the number of electrons
each nitrogen atom in purine contributes to
the aromatic pi bond systems therein.
i need *delete me*!!

Offline sjb

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Re: aromatic pi system in purine
« Reply #1 on: May 14, 2009, 02:01:08 PM »
To start, what's the structure of purine?

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