4-Bromoaniline → N-(imidazo[1,2-a]pyridin-7-ylmethyl)-5-[1-(2-methylpropyl)-1H-pyrazol-5-yl]thiophene-2-carboxamide

HRID 715826Notes

Reaction equation

HRID 715826 reaction equation
[CH2:1]([N:5]1[CH:9]=[C:8](B2OC(C)(C)C(C)(C)O2)[CH:7]=[N:6]1)[CH:2]([CH3:4])[CH3:3].Br[C:20]1[S:24][C:23]([C:25]([NH:27][CH2:28][C:29]2[CH:34]=[CH:33][N:32]3[CH:35]=[CH:36][N:37]=[C:31]3[CH:30]=2)=[O:26])=[CH:22][CH:21]=1.BrC1C=CC(N)=CC=1>>[N:37]1[CH:36]=[CH:35][N:32]2[CH:33]=[CH:34][C:29]([CH2:28][NH:27][C:25]([C:23]3[S:24][C:20]([C:9]4[N:5]([CH2:1][CH:2]([CH3:3])[CH3:4])[N:6]=[CH:7][CH:8]=4)=[CH:21][CH:22]=3)=[O:26])=[CH:30][C:31]=12

Participants

4

Reactant 3

HCID 78074-BromoanilineHCID 27593921-Isobutyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazoleHCID 867019355-bromo-N-(imidazo[1,2-a]pyridin-7-ylmethyl)thiophene-2-carboxamide

Product 1

HCID 86702013N-(imidazo[1,2-a]pyridin-7-ylmethyl)-5-[1-(2-methylpropyl)-1H-pyrazol-5-yl]thiophene-2-carboxamide

Procedure

The title compound was prepared as described in Example 51A, substituting 1-isobutyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole for 1-isobutyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole and 5-bromo-N-(imidazo[1,2-a]pyridin-7-ylmethyl)thiophene-2-carboxamide for 4-bromoaniline. 1H NMR (500 MHz, DMSO-d6) δ ppm 9.24 (t, J=5.9 Hz, 1H), 8.51 (dd, J=7.0, 0.7 Hz, 1H), 7.90 (d, J=0.8 Hz, 1H), 7.87 (d, J=3.9 Hz, 1H), 7.57-7.49 (m, 2H), 7.43 (s, 1H), 7.39 (d, J=3.9 Hz, 1H), 6.87 (dd, J=7.0, 1.6 Hz, 1H), 6.56 (d, J=1.9 Hz, 1H), 4.51 (d, J=5.9 Hz, 2H), 4.08 (d, J=7.4 Hz, 2H), 2.09 (dp, J=13.8, 6.9 Hz, 1H), 0.80 (d, J=6.7 Hz, 6H); MS (ESI(+)) m/e 380 (M+H)+.

Sources & evidence

ORD record
ord-1cf9b488454d41a492394412f492a20c
Source dataset
uspto-grants-2015_11
Patent number
US09187472B2

Reaction notes

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