Diisopropylethylamine → 1-[3-(6,7-dimethoxyquinazolin-4-ylthio)phenyl]-3-[1-methyl-3-(trifluoromethyl)-1H-pyrazol-5-yl]urea

HRID 631515Notes

Reaction equation

HRID 631515 reaction equation
[CH3:1][N:2]1[C:6]([NH:7][C:8](=[O:16])OC2C=CC=CC=2)=[CH:5][C:4]([C:17]([F:20])([F:19])[F:18])=[N:3]1.[CH3:21][O:22][C:23]1[CH:24]=[C:25]2[C:30](=[CH:31][C:32]=1[O:33][CH3:34])[N:29]=[CH:28][N:27]=[C:26]2[S:35][C:36]1[CH:37]=[C:38]([CH:40]=[CH:41][CH:42]=1)[NH2:39].C(N(CC)C(C)C)(C)C>C1COCC1>[CH3:21][O:22][C:23]1[CH:24]=[C:25]2[C:30](=[CH:31][C:32]=1[O:33][CH3:34])[N:29]=[CH:28][N:27]=[C:26]2[S:35][C:36]1[CH:37]=[C:38]([NH:39][C:8]([NH:7][C:6]2[N:2]([CH3:1])[N:3]=[C:4]([C:17]([F:18])([F:19])[F:20])[CH:5]=2)=[O:16])[CH:40]=[CH:41][CH:42]=1

Participants

5

Reactant 3

HCID 81531DiisopropylethylamineHCID 569536273-(6,7-Dimethoxyquinazolin-4-ylthio)anilineHCID 66876388phenyl 1-methyl-3-(trifluoromethyl)-1H-pyrazol-5-ylcarbamate

Product 1

HCID 442428921-[3-(6,7-dimethoxyquinazolin-4-ylthio)phenyl]-3-[1-methyl-3-(trifluoromethyl)-1H-pyrazol-5-yl]ureaYield 17%

Reagents, catalysts & solvents 1

HCID 8028TetrahydrofuranSolvent

Procedure

Using the procedure described in Example 159B, phenyl 1-methyl-3-(trifluoromethyl)-1H-pyrazol-5-ylcarbamate as described in Example 164B (0.114 g, 0.4 mmol), 3-(6,7-dimethoxyquinazolin-4-ylthio)aniline from Example 115B (0.125 g, 0.4 mmol), and N,N-diisopropylethylamine (0.3 mL) in THF (6 mL) at 50° C. for 3 hours, to afford 1-[3-(6,7-dimethoxyquinazolin-4-ylthio)phenyl]-3-[1-methyl-3-(trifluoromethyl)-1H-pyrazol-5-yl]urea as solid (0.035 g, 17%). 1H NMR (300 MHz, CDCl3) δ 9.45 (br, 1H), 8.77 (s, 1H), 7.80 (s, 1H), 7.63 (d, 1H), 7.44 (t, 1H), 7.35 (m, 2H), 7.28 (s, 1H), 7.21 (s, 1H), 6.31 (s, 1H), 4.08 (s, 3H), 4.06 (s, 3H), 3.91 (s, 3H); LC-MS (ESI) m/z 505 (M+H)+.

Sources & evidence

ORD record
ord-28338bf837534bfe9a2e6cba9e3ecd26
Source dataset
uspto-grants-2016_04
Patent number
US09320739B2

Reaction notes

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