Since aromatic compounds have been known since antiquity, many of these compounds have common names. The common names for several important aromatic compounds are listed below:
If the substituent contains six carbons or fewer, then the compound is named as a substituted benzene compound.
If the substituent contains seven or more carbons, then the compound is named as a phenyl- or benzyl- substituted alkane:
Di-substituted benzene derivatives are named using the ortho, meta, and para conventions:
Benzene derivatives with more than two substituents are named by numbering the position of each substituent. List the substituents alphabetically, with the numbers having the lowest possible sum.