Quiz 6 W'10 key

Quiz 6 W'10 key - explains why this odd-looking cation...

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CHEM 312 W’10 Quiz 6 1. Circle the aromatic species in the group below. Only consider the entire structure, not the individual rings. Draw an arrow to any basic nitrogens present in any of the molecules. N NH N HN O O N H O H N S N N O N H H N O 2. There is a variant of the Friedel-Crafts reaction that yields ketones, as shown below. The mechanism goes through the “acylium ion,” also shown below. This is another particularly stable carbocation. Draw the resonance structure that
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Unformatted text preview: explains why this odd-looking cation forms very well. O O all atoms have octet, thus the cation is relatively stable. Yes, it looks very odd, but is just like the other examples we did in class 3. Draw the products for the following nucleophilic acyl substitution reactions and predict the direction of the equilibrium. O O O O O + HCl + H 2 NCH 3 NH O + HOCH 3 OH O O Cl HO Cl O O OH O NHCH 3 HO NHCH 3 O NH 2 O OCH 3 H 2 N OCH 3 O...
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Quiz 6 W'10 key - explains why this odd-looking cation...

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