(R)-2-(5-methyl-1,2,4-oxadiazol-3-yl)but-3-yn-2-ol → 9-fluoro-10-[(3R)-3-hydroxy-3-(5-methyl-1,2,4-oxadiazol-3-yl)but-1-ynyl]-N3-methyl-5,6-dihydroimidazo[1,2-d][1,4]benzoxazepine-2,3-dicarboxamide

Participants

Reaction Steps

10-Bromo-9-fluoro-N3-methyl-5,6-dihydroimidazo[1,2-d][1,4]benzoxazepine-2,3-dicarboxamide (0.08 g) was reacted with (2R)-2-(5-methyl-1,2,4-oxadiazol-3-yl)but-3-yn-2-ol similar to as described in Procedure E to afford 8.6 mg of 9-fluoro-10-[(3R)-3-hydroxy-3-(5-methyl-1,2,4-oxadiazol-3-yl)but-1-ynyl]-N3-methyl-5,6-dihydroimidazo[1,2-d][1,4]benzoxazepine-2,3-dicarboxamide following reverse phase hplc purification. MS (Q1) 455 (M)+. 1H NMR (400 MHz, DMSO) δ 11.09 (q, J=4.4 Hz, 1H), 8.65 (d, J=8.3 Hz, 1H), 8.38 (s, 1H), 7.86 (s, 1H), 7.06 (d, J=10.5 Hz, 1H), 6.76 (s, 1H), 6.59 (s, 1H), 5.08-4.94 (m, 2H), 4.63-4.41 (m, 2H), 2.80 (d, J=4.5 Hz, 3H), 2.62 (s, 3H), 1.86 (s, 3H).

Provenance & Evidence