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Mobile App Chapter 9: Q66P (page 448)
After a proton is removed from the OH group, which compound in each pair forms a cyclic ether more rapidly?
Short Answer
These compounds form a cyclic ether-
Step by step solution
Subpart (a)
forms a six-membered ring, whereas the other compound would form a seven-membered ring. A seven membered ring is so strained that a six-membered ring, so the six membered ring would be formed easily.
Subpart (b)
because it forms a five-membered ring, whereas other compound would four membered ring. A four membered ring is more strained than the five membered ring, so the five membered ring is formed easily.
Subpart (c)
because it forms a seven-membered ring, whereas the other compound would form eight membered ring. An eight membered ring is more strained than the seven membered ring, so the seven membered ring is formed more easily.
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