For problems 1 through 3, determine the functional group from the
following spectra. There is only one functional group per compound. Also
determine whether the compound is aromatic or not aromatic. Follow the
instructions below for problem
4. Compound D is aromatic. Is it monosubstituted, 1,2-disubstituted,
1,3-disubstituted, or 1,4-disubstituted?
