Acetoacetic Acid → 2-amino-N-[(1-methylpiperidin-4-yl)methyl]-5-[4-(2,6,6-trimethyl-5,6,7,8-tetrahydroquinazolin-4-yl)-2,3,4,5-tetrahydro-1,4-benzoxazepin-7-yl]pyridine-3-sulfonamide

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Reaction Steps

Prepared as a diacetate salt according to the method of example 5 by using [4-(2,6,6-trimethyl-5,6,7,8-tetrahydroquinazolin-4-yl)-2,3,4,5-tetrahydro-1,4-benzoxazepin-7-yl]boronic acid (reagent preparation 23) and 2-amino-5-bromo-N-((1-methylpiperidin-4-yl)methyl)pyridine-3-sulfonamide (reagent preparation 25) in step 1. 1H NMR (400 MHz, DMSO-d6) δ 8.51 (d, 1H), 8.05 (d, 1H), 7.60 (d, 1H), 7.45 (dd, 1H), 7.03 (d, 1H), 6.67 (br s, 2H), 4.57 (s, 2H), 4.30-4.24 (m, 2H), 3.86-3.79 (m, 2H), 2.70-2.61 (m, 6H), 2.40 (s, 2H), 2.33 (s, 3H), 2.08 (s, 3H), 1.87 (s, 6H), 1.69 (t, 2H), 1.62-1.50 (m, 4H), 1.32-1.19 (m, 1H), 1.08-0.95 (m, 2H), 0.84 (s, 6H); MS (EI) for C32H43N7O3S: 606 (MH+).

Provenance & Evidence