PDE4 inhibitor , Sumitomo Dainippon Pharma Company

New Drug Approvals

2-[2-Methyl-1-(tetrahydro-2H-pyran-4-yl)-1H-benzimidazol-5-yl]-1,3-benzoxazole Hemifumarate

Sumitomo Dainippon Pharma Company,

CAS FREE FORM 1256966-65-0

Benzoxazole, 2-[2-methyl-1-(tetrahydro-2H-pyran-4-yl)-1H-benzimidazol-5-yl]-

MF C₂₀ H₁₉ N₃ O_2, MW, 333.38 FREE FORM

NMR FOR HEMIFUMARATE

¹H NMR (400 MHz, DMSO-d6)

δ 13.1 (br, 1H), 8.33 (d, J = 1.5 HZ, 1H), 8.06 (dd, J = 5.1, 1.6 Hz, 1H), 7.89 (d, J = 0.8 Hz, 1H), 7.82–7.76 (m, 2H), 7.43–7.38 (m, 2H), 6.64 (s, 1H), 4.71–4.62 (m, 1H), 4.06 (dd, J = 11.4, 4.3 Hz, 2H), 3.58 (dd, J = 11.7, 11.4 Hz, 2H), 2.67 (s, 3H), 2.47–2.36 (m, 2H), 1.90–1.86 (m, 2H).

¹³C NMR (100 MHz, DMSO-d6)

δ 165.92, 163.26, 153.94, 150.20, 142.94, 141.75, 136.21, 133.93, 124.94, 124.67, 120.89, 119.40, 117.70, 112.44, 110.72, 66.50, 52.67, 30.70, 14.62.

Compound 1 is a PDE4 inhibitor and is expected to improve memory impairment. In addition to the…

View original post 389 more words