Lithium Hydroxide → HCID 53882576, compound

Participants

Reaction Steps

The product of Step E was dissolved in 15 mL of methanol and a solution of 60 mg of LiOH in 7 mL of water added. The mixture was stirred for 3 h at room temperature under argon, diluted with water and filtered. The filtrate was neutralized with 10% citric acid and cooled. The product was isolated by filtration and further purified by reverse phase HPLC. Lyophilization gave the title compound as a white solid. 1H-NMR (D2O) δ7.40 (3H, m), 7.29 (2H, m), 4.36 (1H, dd, J=4.9, 8.5 Hz), 4.29 (1H, m), 4.22 (1H, dd, J=6.2, 8.7 Hz), 3.96 (1H, dd, J=7, 13 Hz), 3.33 (1H, dd, J=6.4, 14.3 Hz), 3.20 (3H, m), 2.54 (1H, m), 2.44 (2H, m), 2.39 (1H, m), 2.32 (1H, m), 2.09 (2H, m), 2.06 (3H, s), 1.92 (1H, m), 1.87 (1H, m), 0.92 (3H, d, J=7.8 Hz), 0.90 (3H, d, J=7.8 Hz).

Provenance & Evidence