3,5-Dimethylisoxazole-4-boronic acid → N-(5-((2S,5R,6R)-5-amino-6-fluorooxepan-2-yl)-1-methyl-1H-pyrazol-4-yl)-2-(3,5-dimethylisoxazol-4-yl)thiazole-4-carboxamide

HRID 522011Notes

Reaction equation

Br[C:2]1[S:3][CH:4]=[C:5]([C:7]([NH:9][C:10]2[CH:11]=[N:12][N:13]([CH3:31])[C:14]=2[C@H:15]2[O:21][CH2:20][C@H:19]([F:22])[C@H:18]([NH:23]C(=O)OC(C)(C)C)[CH2:17][CH2:16]2)=[O:8])[N:6]=1.[CH3:32][C:33]1[C:37](B(O)O)=[C:36]([CH3:41])[O:35][N:34]=1>>[NH2:23][C@H:18]1[C@@H:19]([F:22])[CH2:20][O:21][C@H:15]([C:14]2[N:13]([CH3:31])[N:12]=[CH:11][C:10]=2[NH:9][C:7]([C:5]2[N:6]=[C:2]([C:37]3[C:33]([CH3:32])=[N:34][O:35][C:36]=3[CH3:41])[S:3][CH:4]=2)=[O:8])[CH2:16][CH2:17]1

Participants

Reactant 2

HCID 27343463,5-Dimethylisoxazole-4-boronic acid

HCID 86713846tert-butyl ((3R,4R,7S)-7-(4-(2-bromothiazole-4-carboxamido)-1-methyl-1H-pyrazol-5-yl)-3-fluorooxepan-4-yl)carbamate2×

Product 1

HCID 86713901N-(5-((2S,5R,6R)-5-amino-6-fluorooxepan-2-yl)-1-methyl-1H-pyrazol-4-yl)-2-(3,5-dimethylisoxazol-4-yl)thiazole-4-carboxamide

Procedure

Following the procedure for Example 101 starting from tert-butyl ((3R,4R,7S)-7-(4-(2-bromothiazole-4-carboxamido)-1-methyl-1H-pyrazol-5-yl)-3-fluorooxepan-4-yl)carbamate (Intermediate 100), and replacing 3,6-dihydro-2H-pyran-4-boronic acid pinacol ester with (3,5-dimethylisoxazol-4-yl)boronic acid gave 244. 1H NMR (400 MHz, DMSO-d6) δ 9.63 (s, 1H), 8.47 (s, 1H), 7.83 (s, 1H), 5.01 (d, J=50.4 Hz, 1H), 4.84 (d, J=10.2 Hz, 1H), 4.24-4.06 (m, 1H), 4.06-3.88 (m, 1H), 3.78 (s, 3H), 3.45-3.31 (m, 1H), 2.77 (s, 3H), 2.56 (s, 3H), 2.09-1.84 (m, 3H), 1.76-1.68 (m, 1H). LCMS (ES+) m/z 435 (M+1).

Sources & evidence

ORD record: ord-7b378e2900ce42dabbd1e8e7c03a3c88
Source dataset: uspto-grants-2016_05
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US09328106B2

Reaction notes

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