Which of the following are classified as an acetal?

a. I and II b. I, III and IV c. I and III d. III and IV IV

Expert Solution

Ans - c.) I and III

explanation -

Acetal is the functional group having connectivity R₂C(OR')₂ where both R' group are organic fragment

that mean 2 OR should be attached to same carbon atom in given structure I and III are acetal

II are hemiacetal because it carbon attached to one OR and other OH

in structure IV two OR not attached to same carbon therefore not acetal

queen_honey_blossom answered 2 years ago

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