tert-butyl 4-[4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl]piperidine-1-carboxylate → Methyl (S)-5-cyclobutoxy-2-methyl-6-(1-(1-methylpiperidin-4-yl)-1H-pyrazol-4-yl)-3,4-dihydroquinoline-1(2H)-carboxylate

HRID 1051659Notes

Reaction equation

HRID 1051659 reaction equation
Br[C:2]1[C:3]([O:17][CH:18]2[CH2:21][CH2:20][CH2:19]2)=[C:4]2[C:9](=[CH:10][CH:11]=1)[N:8]([C:12]([O:14][CH3:15])=[O:13])[C@@H:7]([CH3:16])[CH2:6][CH2:5]2.CC1(C)C(C)(C)OB([C:30]2[CH:31]=[N:32][N:33]([CH:35]3[CH2:40][CH2:39][N:38]([C:41](OC(C)(C)C)=O)[CH2:37][CH2:36]3)[CH:34]=2)O1>>[CH:18]1([O:17][C:3]2[C:2]([C:30]3[CH:31]=[N:32][N:33]([CH:35]4[CH2:40][CH2:39][N:38]([CH3:41])[CH2:37][CH2:36]4)[CH:34]=3)=[CH:11][CH:10]=[C:9]3[C:4]=2[CH2:5][CH2:6][C@H:7]([CH3:16])[N:8]3[C:12]([O:14][CH3:15])=[O:13])[CH2:21][CH2:20][CH2:19]1

Participants

3

Reactant 2

HCID 45480279tert-butyl 4-[4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl]piperidine-1-carboxylateHCID 118075694(S)-methyl 6-bromo-5-cyclobutoxy-2-methyl-3,4-dihydroquinoline-1(2H)-carboxylate

Product 1

HCID 118086322Methyl (S)-5-cyclobutoxy-2-methyl-6-(1-(1-methylpiperidin-4-yl)-1H-pyrazol-4-yl)-3,4-dihydroquinoline-1(2H)-carboxylate

Procedure

Methyl (S)-5-cyclobutoxy-2-methyl-6-(1-(1-methylpiperidin-4-yl)-1H-pyrazol-4-yl)-3,4-dihydroquinoline-1(2H)-carboxylate was synthesized from methyl (S)-6-bromo-5-cyclobutoxy-2-methyl-3,4-dihydroquinoline-1(2H)-carboxylate and tert-butyl 4-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)piperidine-1-carboxylate according to the procedure outlined above for Example 60. 1H NMR (300 MHz, CDCl3) δ ppm 0.64-0.99 (m, 1H), 1.12-1.26 (m, 4H), 1.39-1.52 (m, 1H), 1.55-1.67 (m, 1H), 1.97-2.14 (m, 5H), 2.14-2.27 (m, 1H), 2.30-2.58 (m, 2H), 2.63 (br s, 1H), 2.73-2.78 (m, 1H), 2.79 (s, 3H), 2.84-3.09 (m, 1H), 3.15 (br s, 1H), 3.37-3.63 (m, 4H), 3.64-3.92 (m, 3H), 4.54 (s, 1H), 7.14-7.39 (m, 2H), 7.81 (d, J=8.21 Hz, 2H). MS (ESI, pos. ion) m/z 439 [M+H]+.

Sources & evidence

ORD record
ord-c79f42548fa44048bfa00d6ec0e3bafd
Source dataset
uspto-grants-2016_07
Patent number
US09388161B2

Reaction notes

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