In the presence of a trace of acid, acid forms a cyclic ester (lactone). HO-CH 2 CH
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In the presence of a trace of acid, acid forms a cyclic ester (lactone).
HO-CH2CH2CH2CH2-COOH
δ-hydroxyvaleric acid
(a) Give the structure of the lactone, called δ-valerolactone.
(b) Propose a mechanism for the formation of δ-valerolactone.
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