Chapter 18, Problem 20P

(The Pyrethrins-Natural Insecticides of Plant Origin, Chemical Connections $18 \text{A}$ ) Compare the molecules pyrethrin I and permethrin.

(a) Create a list of the functional groups that pyrethrin I and permethrin have in common.

(b) Create a list of the functional groups that are present in pyrethrin I but not in permethrin.

(c) Create a list of the functional groups that are present in permethrin but not in permethrin.