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Water → (5,8-Difluoroquinazolin-4-yl)-{2-[3-methyl-4-(4-trifluoromethylpyridin-2-yloxy)-phenyl]-ethyl}-amine

HRID 2386903
ノート
印刷プレビュー

反応式

HRID 2386903 の反応式
[F:1][C:2]1[CH:11]=[CH:10][C:9]([F:12])=[C:8]2[C:3]=1[C:4]([NH:13][CH2:14][CH2:15][C:16]1[CH:21]=[CH:20][C:19]([OH:22])=[C:18]([CH3:23])[CH:17]=1)=[N:5][CH:6]=[N:7]2.F[C:25]1[CH:30]=[C:29]([C:31]([F:34])([F:33])[F:32])[CH:28]=[CH:27][N:26]=1.C(=O)([O-])[O-].[K+].[K+].O>CS(C)=O>[F:1][C:2]1[CH:11]=[CH:10][C:9]([F:12])=[C:8]2[C:3]=1[C:4]([NH:13][CH2:14][CH2:15][C:16]1[CH:21]=[CH:20][C:19]([O:22][C:25]3[CH:30]=[C:29]([C:31]([F:34])([F:33])[F:32])[CH:28]=[CH:27][N:26]=3)=[C:18]([CH3:23])[CH:17]=1)=[N:5][CH:6]=[N:7]2
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

6

反応物 4

HCID 962WaterHCID 11430Potassium CarbonateHCID 111595142-Fluoro-4-(trifluoromethyl)pyridineHCID 592229364-[2-(5,8-Difluoroquinazolin-4-ylamino)-ethyl]-2-methylphenol

生成物 1

HCID 46183670(5,8-Difluoroquinazolin-4-yl)-{2-[3-methyl-4-(4-trifluoromethylpyridin-2-yloxy)-phenyl]-ethyl}-amine収率 77.2%

試薬・触媒・溶媒 1

HCID 679Dimethyl Sulfoxide溶媒

反応条件

温度
90 °C

実験手順

A mixture of 4-[2-(5,8-difluoroquinazolin-4-ylamino)-ethyl]-2-methylphenol (0.47 g, 1.5 mmol), 2-fluoro-4-trifluoromethylpyridine (0.371 g, 2.25 mmol), and potassium carbonate (0.31 g, 2.25 mmol) in DMSO (7 mL) was heated at 90° C. overnight. The reaction was complete, as determined by LC-MS. After cooling to room temperature, water was added and the mixture was stirred for 10 min. The solid precipitate was collected by filtration, washed with water, and dried under vacuum at 50° C. to provide 0.533 g (77%) of (5,8-difluoroquinazolin-4-yl)-{2-[3-methyl-4-(4-trifluoromethylpyridin-2-yloxy)-phenyl]-ethyl}-amine as an off-white solid, M.P. 108-110° C. 1H NMR (CDCl3): δ 8.69 (s, 1H), 8.31 (d, J=5.1 Hz, 1H), 7.34 (m, 1H), 7.13-7.21 (m, 4H), 6.96-7.03 (m, 2H), 6.71-6.84 (br, 1H), 3.94 (m, 2H), 3.02 (t, J=6.9 Hz, 2H), 2.17 (s, 3H). LC/MS: 461.13 (M++1).

後処理

  1. temperatureAfter cooling to room temperature
  2. filtrationThe solid precipitate was collected by filtration
  3. washwashed with water
  4. customdried under vacuum at 50° C.

出典と根拠

ORDレコード
ord-ef164c25af2a4074a84180d330b6f933
出典データセット
uspto-grants-2012_09
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08268843B2

反応ノート

読み込み中…

このページの内容参加物反応条件実験手順後処理出典と根拠反応ノート