Figure 4.
Product distribution during the BPE acidolysis in methanol (MeOH) or ethanol (EtOH) at 180 °C with 0.5 % of H2SO4 (a, b), 1.0 % of H2SO4, (c, d) and 1.5 % of H2SO4 (e, f). Key: blue filled triangles — benzyl phenyl ether (BPE), empty diamonds — benzyl ethyl ether (BEE), empty triangles — benzyl methyl ether (BME), red filled circles — phenol (Ph), black empty squares — 2-benzyl phenol (2BPh), black empty circles—molar balance.