(5-Fluoropyridin-3-yl)boronic acid → HCID 118195084, compound
Reaction equation
Br[C:2]1[C:3]([N:22]2[CH2:26][CH2:25][C@@H:24]([OH:27])[CH2:23]2)=[N:4][CH:5]=[C:6]([CH:21]=1)[C:7]([NH:9][C:10]1[CH:15]=[CH:14][C:13]([O:16][C:17]([Cl:20])([F:19])[F:18])=[CH:12][CH:11]=1)=[O:8].[F:28][C:29]1[CH:30]=[C:31](B(O)O)[CH:32]=[N:33][CH:34]=1>>[Cl:20][C:17]([F:19])([F:18])[O:16][C:13]1[CH:14]=[CH:15][C:10]([NH:9][C:7]([C:6]2[CH:21]=[C:2]([C:31]3[CH:32]=[N:33][CH:34]=[C:29]([F:28])[CH:30]=3)[C:3]([N:22]3[CH2:26][CH2:25][C@@H:24]([OH:27])[CH2:23]3)=[N:4][CH:5]=2)=[O:8])=[CH:11][CH:12]=1Participants
3
Procedure
The title compound was prepared in an analogous fashion to that described in Example 151 using (R)-5-bromo-N-(4-(chlorodifluoromethoxy)phenyl)-6-(3-hydroxypyrrolidin-1-yl)nicotinamide (Stage 171.1) and (5-fluoropyridin-3-yl)boronic acid to afford a white solid. UPLC-MS (Condition 3) tR=1.03 min, m/z=479.1 [M+H]+, m/z=523.0 [M+ formic acid-H]; 1H-NMR (400 MHz, DMSO-d6) δ ppm 1.68-1.79 (m, 1H) 1.80-1.91 (m, 1H) 2.87 (d, J=11.17 Hz, 1H) 3.17-3.29 (m, 2H) 3.35-3.45 (m, 1H) 4.20 (br. s, 1H) 4.89 (d, J=2.51 Hz, 1H) 7.35 (d, J=9.16 Hz, 2H) 7.82-7.89 (m, 3H) 8.08 (d, J=2.38 Hz, 1H) 8.51 (t, J=1.63 Hz, 1H) 8.60 (d, J=2.76 Hz, 1H) 8.78 (d, J=2.38 Hz, 1H) 10.20 (s, 1H).
Workup
- customto afford a white solid
Sources & evidence
- ORD record
- ord-4b993785d5a84911a29dfd6674a03160
- Source dataset
- uspto-grants-2016_03
- Patent number
- US09278981B2
Reaction notes
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