反应详情

3-(4-{(2S,3R)-2-({[(3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yloxy]carbonyl}amino)-4-[(1,3-benzodioxol-5-ylsulfonyl)(isobutyl)amino]-3-hydroxybutyl}phenoxy)propyl 4-nitrophenyl carbonate was treated with concentrated ammonium hydroxide as described above to afford the title compound as a white solid. 1H NMR (DMSO-d6): δ 0.78 (3H, d), 0.82 (3H, d), 1.2-1.3 (1H, m), 1.4 (1H, quintuplet), 1.9-2.0 (3H, m), 2.2 (1H, t), 2.6-2.8 (3H, m), 2.9 (1H, d), 2.97 (1H, dd), 3.2-3.3 (1H, m), 3.4-3.6 (4H, m), 3.7 (1H, t), 3.8 (1H, dd), 3.9 (2H, t), 4.0 (2H, t), 4.8 (1H, dt), 5.0 (1H, d), 5.5 (1H, d), 6.17 (2H, s), 6.4 (2H, br s), 6.78 (2H, d), 7.0-7.1 (3H, m), 7.2-7.3 (3H, m); MS: 694 (MH+)