Chapter 18, Problem 24P

Each of the following aldehydes and ketones is known by a common name. Its

substitutive IUPAC name is provided in parentheses. Write a structural formula for each one.

(a) Chloral $\left(\text{2,2,2-trichloroethanal}\right)$.

(b) Pivaldehyde $\left(\text{2,2-dimethylpropanal}\right)$.

(c) Acrolein $\left(\text{2-propenal}\right)$.

(d) Crotonaldehyde $\left[\left(E\right)\text{-2-butenal}\right]$.

(e) Citral $\left[\left(E\right)\text{-3,7-dimethyl-2,6-octadienal}\right]$.

(f) Diacetone alcohol $\left(\text{4-hydroxy-4-methyl-2-pentanone}\right)$.

(g) Carvone $\left(\text{5-isopropenyl-2-methyl-2-cyclohexenone}\right)$.

(h) Biacetyl $\left(\text{2,3-butanedione}\right)$.