5-(2-Fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-phenyl)-pyrazin-2-amine → HCID 90312190, compound
Reaction equation
[F:1][C:2]1[CH:7]=[C:6](B2OC(C)(C)C(C)(C)O2)[CH:5]=[CH:4][C:3]=1[C:17]1[N:18]=[CH:19][C:20]([NH2:23])=[N:21][CH:22]=1.Br[C:25]1[CH:30]=[CH:29][CH:28]=[CH:27][C:26]=1[S:31]([N:34]1[CH2:38][CH:37]([OH:39])[CH:36]([N:40]2[CH2:44][CH2:43][CH2:42][CH2:41]2)[CH2:35]1)(=[O:33])=[O:32]>>[NH2:23][C:20]1[N:21]=[CH:22][C:17]([C:3]2[CH:4]=[CH:5][C:6]([C:25]3[CH:30]=[CH:29][CH:28]=[CH:27][C:26]=3[S:31]([N:34]3[CH2:38][CH:37]([OH:39])[CH:36]([N:40]4[CH2:44][CH2:43][CH2:42][CH2:41]4)[CH2:35]3)(=[O:33])=[O:32])=[CH:7][C:2]=2[F:1])=[N:18][CH:19]=1Participants
3
Procedure
The title compound was prepared in a manner similar to that described in Example 571 using 5-(2-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)pyrazin-2-amine and Racemic-1′-((2-bromophenyl)sulfonyl)-[1,3′-bipyrrolidin]-4′-ol in Step B. MS (ESI): mass calcd. for C24H26FN5O3S, 483.17; m/z found, 484.2 [M+H]+. 1H NMR (500 MHz, CDCl3) δ 8.60-8.57 (m, 1H), 8.15 (d, J=6.8, 1H), 8.11 (d, J=1.5, 1H), 7.97 (m, 1H), 7.61 (dd, J=7.5, 6.1, 1H), 7.55-7.49 (m, 1H), 7.38-7.28 (m, 3H), 4.68 (s, 2H), 4.18-4.12 (m, 1H), 3.30 (dd, J=10.5, 6.2, 1H), 3.23 (dd, J=10.1, 6.8, 1H), 2.95 (dd, J=10.0, 6.4, 1H), 2.88 (dd, J=10.4, 4.4, 1H), 2.63-2.57 (m, 1H), 2.52-2.38 (m, 5H), 1.74-1.67 (m, 4H).
Sources & evidence
- ORD record
- ord-16897cd45904463a9ee63dcdd1d1a9d8
- Source dataset
- uspto-grants-2015_07
- Patent number
- US09079866B2
Reaction notes
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