1,5-Dimethylpyrazole-4-boronic acid → 5-amino-N-(5-((2S,5R,6R)-5-amino-6-fluorooxepan-2-yl)-1-methyl-1H-pyrazol-4-yl)-2-(1,5-dimethyl-1H-pyrazol-4-yl)thiazole-4-carboxamide

HRID 522020Notes

Reaction equation

HRID 522020 reaction equation
Br[C:2]1[S:3][C:4]([NH:32]C(=O)OC(C)(C)C)=[C:5]([C:7](=[O:31])[NH:8][C:9]2[CH:10]=[N:11][N:12]([CH3:30])[C:13]=2[C@@H:14]2[CH2:20][CH2:19][C@@H:18]([NH:21]C(OC(C)(C)C)=O)[C@@H:17]([F:29])[CH2:16][O:15]2)[N:6]=1.[CH3:40][N:41]1[C:45]([CH3:46])=[C:44](B(O)O)[CH:43]=[N:42]1>>[NH2:32][C:4]1[S:3][C:2]([C:44]2[CH:43]=[N:42][N:41]([CH3:40])[C:45]=2[CH3:46])=[N:6][C:5]=1[C:7]([NH:8][C:9]1[CH:10]=[N:11][N:12]([CH3:30])[C:13]=1[C@@H:14]1[CH2:20][CH2:19][C@@H:18]([NH2:21])[C@@H:17]([F:29])[CH2:16][O:15]1)=[O:31]

Participants

3

Procedure

Following the procedure for Example 101 starting from tert-butyl N-[2-bromo-4-[[5-[(2S,5R,6R)-5-(tert-butoxycarbonylamino)-6-fluoro-oxepan-2-yl]-1-methyl-pyrazol-4-yl]carbamoyl]thiazol-5-yl]carbamate (Intermediate 88), and replacing 3,6-dihydro-2H-pyran-4-boronic acid pinacol ester with (1,5-dimethyl-1H-pyrazol-4-yl)boronic acid gave 255. 1H NMR (400 MHz, DMSO-d6) δ 9.15 (s, 1H), 7.84 (s, 1H), 7.65 (s, 1H), 7.25 (s, 2H), 4.96-4.76 (m, 2H), 4.16-3.89 (m, 2H), 3.79 (s, 3H), 3.72 (s, 3H), 3.29-3.15 (m, 1H), 2.56 (s, 3H), 2.11-2.00 (m, 1H), 1.90-1.71 (m, 4H), 1.66-1.58 (m, 1H). LCMS (ES+) m/z 449 (M+1).

Sources & evidence

ORD record
ord-33b118b76ee1451ebf8e91f41b349f1b
Source dataset
uspto-grants-2016_05
Patent number
US09328106B2

Reaction notes

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