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. 2022 Aug 1;29(3):149–157. doi: 10.32604/or.2022.03539

Table 1. Elemental analysis and chemical characteristics depicting physical and chemical properties of SBL-060 based on NMR and mass spectroscopy results.

1H NMR
Substrate (R) Melting point (°C) 1H NMR (δ) IR (cm−1)
CH(CH3)2 141 7.84 (s, 1H), 7.25–7.4 (q, 4H, J = 7.8 Hz), 7.45 (d, 1H, J = 7.6 Hz), 6.9 (s, 1H), 5.4 (d, 2H, J = 1.6 Hz), 4.08 (q, 2H, J = 7.2 Hz), 2.93 (m, 1H), 2.29 (s, 3H), 1.45 (d, 3H, J = 7.2 Hz), 1665
1600
1.27 (d, 6H, J = 7.0 Hz)
Aromatic region (δ) Ha (δ) Hb (δ) Ar–CH3 (δ)
7.45 (d, 1H, J = 7.6 Hz), 7.25–7.4 (q, 4H, J = 7.8 Hz), 6.9 (s, 1H), 7.84 (d, 2H) 5.4 (d, 2H, J = 1.6 Hz) 2.29 (s, 3H)
13 C NMR
δ values (ppm)
21.19, 23.86, 24.08, 343.14, 56.34, 77.20, 77.45, 81.87, 118.62, 122.35, 126.95, 127.53, 130.35, 131.99, 137.67, 148.56, 149.17, 154.72, 176.74, 182.52
Mass spectrum
Yeild (%) Melting point (°C) IR (cm −1 ) MS (70 ev) M/Z (M+) Molecular formula Elemental analysis (%)
Cacld/Found
91 141 1665, 1660 336.2 C22H24O3 C H
78.63 7.20
78.72 7.22