Consider other books that involve coming-of-age as their central theme, like The Adventures of Huckleberry Finn, Lord of the Flies, and The Outsiders.
Consider books that explore similar worlds of moral decay like The Great Gatsby or Flowers for Algernon.
You may wish to compare Catcher to the film The Breakfast Club, which is a similarly seminal (and much imitated) work of popular fiction about cynical adolescents.
It may be interesting to compare Catcher's first person narration to that of John Green's currently popular Young Adult novels, such as The Fault in Our Stars.