Sulfonamide chalcone as a new class of α-glucosidase inhibitors

Bioorganic & Medicinal Chemistry Letters - Tập 15 Số 24 - Trang 5514-5516 - 2005
Woo Duck Seo1, Jin‐Hyo Kim1, Jae Eun Kang1, Hyung Won Ryu1, Marcus J. C. Long2, Hyun Sun Lee3, Min Yang1, Ki Hun Park1
1Division of Applied Life Science (BK21 Program), Department of Agricultural Chemistry, Institute of Agriculture & Life Sciences, Gyeongsang National University, Jinju 660-701, Republic of Korea
2Trout Beck, Wansford, Driffield, East Yorkshire YO25 8NX, UK
3Laboratory of Lipid Metabolism, Korea Research Institute of Bioscience and Biotechnology, Daejon 305-333, Republic of Korea

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Selected spectroscopic data 17: mp 183–184°C; 1H NMR (300MHz, δ) 2.35 (3H, s), 6.86 (2H, dd, J=6.8, 1.9Hz), 7.29 (2H, d, J=8.3Hz), 7.37 (3H, m), 7.58 (2H, m), and 7.69 (5H, m).

18: mp 189–190°C; 1H NMR (300MHz, δ) 2.35 (3H, s), 6.85 (1H, d, J=8.2Hz), 7.07 (1H, dd, J=8.3, 2.0Hz), 7.18 (1H, d, J=2.0Hz), 7.27–7.39 (5H, m), 7.62 (1H, d, J=15.6Hz), and 7.68 (4H, m).

19: mp 105–107°C; 1H NMR (300MHz, δ) 2.25 (3H, s), 6.82 (2H, d, J=8.6Hz), 7.23 (4H, m), 7.42 (1H, d, J=15.5Hz), 7.51 (2H, d, J=8.6Hz), 7.66 (1H, d, J=15.5Hz), 7.73 (2H, d, J=8.3Hz), and 7.90 (2H, dd, J=8.7, 2.0Hz).

20: mp 179–180°C; 1H NMR (300MHz, δ) 2.29 (3H, s), 6.78 (1H, d, J=8.2Hz), 6.94 (1H, dd, J=8.2, 2.0Hz), 7.10 (1H, d, J=2.0Hz), 7.19 (5H, m), 7.50 (1H, d, J=15.2Hz), 7.66 (2H, d, J=8.2Hz), and 7.76 (2H, d, J=8.6Hz).