If there is one reason to hunt down this PDF, it is the NMR section. Pavia explains splitting patterns (n+1 rule), chemical shifts, and coupling constants in plain English. The 5th Edition, in particular, has excellent charts and tables that are easy to print out and tape to your lab notebook.

Most textbooks teach you theory. Pavia teaches you detective work. The 5th Edition is famous for its integrated problems at the end of chapters. These aren't easy multiple-choice questions; they are real-world puzzles where you are given the MS, IR, and NMR spectra and asked to draw the structure.

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