Acid-Free Nitration of Benzene and Toluene in Zeolite NaZSM-5
Figure 9
Normalized peak integral versus time plots for (a) the consumption of the two CD modes of benzene-d6 and (b) for the growth of the asymmetric –NO2 stretch separated into <1520 (●) and >1520 cm−1 (▲) components and the sum (■).