“…Benzofurans: 2017 Differentiation of 6-MAPB and its positional isomer, 2-MAPB by GC-MS and GC-MS/MS [ 908 ]; 2018 experimental and theoretical FT-IR, FT-Raman, H-1 NMR, C-13 NMR and UV–Vis spectral studies on 2-DBAA [ 909 ]; 5MBOT characterization by FT-IR, FT-Raman, H-1 NMR, C-13 NMR and UV spectral studies [ 910 ]; synthesis and characterization of HBFAA by FT-IR, FT-Raman and NMR [ 911 ]; 2019 synthesis of a range of polycyclic benzofurans [ 912 ]; synthesis of 2,3-disubstituted benzofurans [ 913 ]; synthesis of substituted 2-methylbenzofuran [ 914 ]; one-pot synthesis of benzofurans and naphtho [2,3-b]furans [ 915 ].…”