Diethyl (4-{[4-({7-[1-(3-hydroxypropyl)-1H-pyrazol-4-yl]-2-methyl-3-oxo-2,3-dihydro-1H-isoindol-4-yl}amino)-5-(trifluoromethyl)pyrimidin-2-yl]amino}-3-methoxybenzyl)phosphonate → Diethyl (4-{[4-({6-[1-(3-hydroxypropyl)-5-methyl-1H-pyrazol-4-yl]-2-(methylcarbamoyl)pyridin-3-yl}amino)-5-(trifluoromethyl)pyrimidin-2-yl]amino}-3-methoxybenzyl)phosphonate

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Prepared analogously to Compound 1B replacing Compound 1C with 3-Amino-6-[1-(3-hydroxypropyl)-5-methyl-1H-pyrazol-4-yl]-N-methylpyridine-2-carboxamide (Compound 35C, 177 mg, 644 μmol) to afford 270 mg of the title compound (59%). 1H NMR (400 MHz, CD3OD) d 8.59-8.68 (m, 1H), 8.30 (s, 1H), 8.03 (s, 1H), 7.76-7.86 (m, 1H), 7.58 (d, J=9.1 Hz, 1H), 7.01 (s, 1H), 6.88 (d, J=8.1 Hz, 1H), 4.26 (t, J=7.1 Hz, 2H), 4.05 (quin, J=7.3 Hz, 4H), 3.88 (s, 3H), 3.53-3.60 (m, 2H), 3.25 (d, J=21.0 Hz, 2H), 2.92-2.98 (m, 3H), 2.63 (s, 3H), 2.04 (t, J=6.7 Hz, 2H), 1.25 (t, J=7.1 Hz, 6H). MS (ESI): m/z=677.21 [M+H]+. UPLC: tR=3.8 min (ZQ3: polar—5 min).

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