C 3 benzenes
In chemistry and technology, a group of compounds in which benzene is only substituted by three other carbon atoms in the form of alkyl radicals is referred to as C 3 -benzenes .
These substances with the empirical formula C 9 H 12 and a molar mass of 120.19 g mol −1 include 8 compounds in 3 groups:
- the three trimethylbenzenes ( hemellitol , pseudocumene , mesitylene )
- the three ethylmethylbenzenes
- the cumene and the n-propylbenzene