4-Bromo-2,6-dimethylpyridine 1-oxide → HCID 58109183, compound
Reaction equation
[OH:1][C:2]([CH3:35])([CH3:34])[CH2:3][C@@:4]1([C:28]2[CH:33]=[CH:32][CH:31]=[CH:30][CH:29]=2)[O:9][C:8](=[O:10])[N:7]([C@H:11]([C:13]2[CH:18]=[CH:17][C:16](B3OC(C)(C)C(C)(C)O3)=[CH:15][CH:14]=2)[CH3:12])[CH2:6][CH2:5]1.Br[C:37]1[CH:42]=[C:41]([CH3:43])[N+:40]([O-:44])=[C:39]([CH3:45])[CH:38]=1>>[OH:1][C:2]([CH3:35])([CH3:34])[CH2:3][C@@:4]1([C:28]2[CH:29]=[CH:30][CH:31]=[CH:32][CH:33]=2)[O:9][C:8](=[O:10])[N:7]([C@H:11]([C:13]2[CH:18]=[CH:17][C:16]([C:37]3[CH:42]=[C:41]([CH3:43])[N+:40]([O-:44])=[C:39]([CH3:45])[CH:38]=3)=[CH:15][CH:14]=2)[CH3:12])[CH2:6][CH2:5]1Participants
3
Procedure
The title compound was prepared from (S)-6-(2-hydroxy-2-methylpropyl)-6-phenyl-3-((S)-1-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethyl)-1,3-oxazinan-2-one and 4-bromo-2,6-dimethylpyridine-N-oxide following a procedure analogous to that described in Example 1 Step 2. LC-MS Method 2 tR=1.185, m/z=459.1; 1H NMR (CDCl3) 1.11 (s, 3H), 1.18 (s, 3H), 1.57 (d, 3H), 2.20 (s, 2H), 2.22-2.35 (m, 2H), 2.38-2.49 (m, 1H), 2.72 (s, 6H), 2.91 (m, 1H), 5.70 (m, 1H), 7.08 (d, 2H), 7.31 (m, 3H), 7.37 (m, 4H), 7.43 (s, 2H).
Sources & evidence
- ORD record
- ord-dad94ad935dc4140a947cf5804b829bb
- Source dataset
- uspto-grants-2013_10
- Patent number
- US08569292B2
Reaction notes
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