Question

How would you perform the following conversions?
(i) Ethanol to 2-Hydroxybut-3-enoic acid
(ii) Acetaldehyde to Butan-1-ol
(iii) Acetophenone to 2- Phenylbutan-2-ol
(iv) Ethanol to 3-Hydroxybutanol
(v) Ethanol to Acetone

Answer 1

(i) Ethanol to 2-Hydroxybut-3-enoic acid

(iv) Ethanol to 3-Hydroxybutanal
`2CH_(3)CHO overset(NaOH)underset("Aldol condensation") to CH_(3) overset(OH)overset(|)(CH)-CH_(2)-CHO`
(v) Ethanol to Acetone
`CH_(3)CH_(2)OH overset(O) to CH_(3)CHO overset(O) to (CH_(3)COOH) overset(Ca(OH)_(2))underset(Delta) to (CH_(3)COO)_(2) Ca overset(Delta) to CH_(3)COCH_(3)`