(3R)-(+)-3-(tert-Butoxycarbonylamino)pyrrolidine → (R)-1-(3-bromo-6-(5-(pyridin-3-yl)-1H-pyrazolo[3,4-c]pyridin-3-yl)pyridin-2-yl)pyrrolidin-3-amine

Participants

Reaction Steps

Following the procedures as described in Example 241 and starting with 3-(5-bromo-6-fluoropyridin-2-yl)-5-(pyridin-3-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazolo[3,4-c]pyridine and (R)-tert-butyl pyrrolidin-3-ylcarbamate, 287 was obtained as an off-white solid (12.2 mg, 34%) over two steps. 1H NMR (400 MHz, DMSO) δ 9.27 (s, 1H), 9.22 (s, 1H), 9.02 (s, 1H), 8.60 (d, J=4.6 Hz, 1H), 8.41 (d, J=8.0 Hz, 1H), 7.92 (d, J=8.0 Hz, 1H), 7.62 (dd, J=11.8, 7.2 Hz, 3H), 7.58-7.49 (m, 3H), 7.45 (d, J=8.0 Hz, 1H), 4.01-3.92 (m, 2H), 3.64-3.51 (m, 3H), 2.10 (dt, J=12.0, 5.9 Hz, 1H), 1.82-1.72 (m, 1H); ESI MS m/z=358.2 (M+1)

Provenance & Evidence