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Methyl iodide → 1-[2-fluoro-4-(3-methyl-2-oxoimidazolidin-1-yl)phenyl]-5-methoxy-3-(1-phenyl-1H-pyrazol-5-yl)pyridazin-4(1H)-one

HRID 1895369
ノート
印刷プレビュー

反応式

HRID 1895369 の反応式
[F:1][C:2]1[CH:7]=[C:6]([N:8]2[CH2:12][CH2:11][NH:10][C:9]2=[O:13])[CH:5]=[CH:4][C:3]=1[N:14]1[CH:19]=[C:18]([O:20][CH3:21])[C:17](=[O:22])[C:16]([C:23]2[N:27]([C:28]3[CH:33]=[CH:32][CH:31]=[CH:30][CH:29]=3)[N:26]=[CH:25][CH:24]=2)=[N:15]1.I[CH3:35].[H-].[Na+]>CN(C=O)C>[F:1][C:2]1[CH:7]=[C:6]([N:8]2[CH2:12][CH2:11][N:10]([CH3:35])[C:9]2=[O:13])[CH:5]=[CH:4][C:3]=1[N:14]1[CH:19]=[C:18]([O:20][CH3:21])[C:17](=[O:22])[C:16]([C:23]2[N:27]([C:28]3[CH:29]=[CH:30][CH:31]=[CH:32][CH:33]=3)[N:26]=[CH:25][CH:24]=2)=[N:15]1
参加物反応条件実験手順後処理出典と根拠反応ノート

参加物

5

反応物 3

HCID 6328Methyl iodideHCID 24758Sodium hydrideHCID 580724131-[2-Fluoro-4-(2-oxoimidazolidin-1-yl)phenyl]-5-methoxy-3-(1-phenyl-1H-pyrazol-5-yl)pyridazin-4(1H)-one

生成物 1

HCID 580724391-[2-fluoro-4-(3-methyl-2-oxoimidazolidin-1-yl)phenyl]-5-methoxy-3-(1-phenyl-1H-pyrazol-5-yl)pyridazin-4(1H)-one収率 59%

試薬・触媒・溶媒 1

HCID 6228
Dimethylformamide
溶媒

反応条件

温度
0 °C

実験手順

A mixture of 1-[2-fluoro-4-(2-oxoimidazolidin-1-yl)phenyl]-5-methoxy-3-(1-phenyl-1H-pyrazol-5-yl)pyridazin-4(1H)-one (40 mg, 0.09 mmol), iodomethane (0.02 mL, 0.36 mmol), and sodium hydride (60% in oil) (7.0 mg, 0.18 mmol) in DMF (4.0 mL) was stirred at 0° C. for 2 h. The reaction mixture was quenched with H2O, and extracted with AcOEt. The organic layer was dried over MgSO4, and concentrated under reduced pressure. The residue was recrystallized from iPr2O/AcOEt to give the title compound (24 mg, 59% yield) as a white solid: mp 208-209° C.; 1H NMR (300 MHz, DMSO-d6): δ ppm 2.79 (3H, s), 3.42-3.58 (2H, m), 3.77 (3H, s), 3.78-3.86 (2H, m), 6.95 (1H, d, J=1.9 Hz), 7.01 (1H, t, J=9.0 Hz), 7.22-7.51 (6H, m), 7.73 (1H, dd, J=14.1, 2.4 Hz), 7.78 (1H, d, J=1.9 Hz), 8.44 (1H, d, J=1.9 Hz). LC-MS (ESI) m/z 461 [M+H]+. Anal. Calcd for C24H21FN6O3.0.75H2O: C, 60.06; H, 4.49; N, 18.27. Found: C, 60.05; H, 4.26; N, 18.16.

後処理

  1. customThe reaction mixture was quenched with H2O
  2. extractionextracted with AcOEt
  3. dry with materialThe organic layer was dried over MgSO4
  4. concentrationconcentrated under reduced pressure
  5. customThe residue was recrystallized from iPr2O/AcOEt

出典と根拠

ORDレコード
ord-c764761f533e4398886f3c55975c5c33
出典データセット
uspto-grants-2013_08
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08513251B2

反応ノート

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