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Acetonitrile → Methyl [4-(4-imidazol-1-yl-methyl-3-isopropyl-phenylethynyl)-phenyl]-acetate

HRID 24250
ノート
印刷プレビュー

反応式

HRID 24250 の反応式
BrCC1[CH:8]=[CH:7][C:6]([C:9]#[C:10][C:11]2[CH:16]=[CH:15][C:14]([CH2:17][C:18]([O:20][CH3:21])=[O:19])=[CH:13][CH:12]=2)=[CH:5][C:4]=1C(C)C.[C:25]([N:28]1[CH:32]=[CH:31][N:30]=[CH:29]1)(=O)[CH3:26].[C:33]([O-])([O-])=O.[Na+].[Na+].[CH3:39][C:40]#N>O>[CH3:21][O:20][C:18](=[O:19])[CH2:17][C:14]1[CH:13]=[CH:12][C:11]([C:10]#[C:9][C:6]2[CH:5]=[CH:4][C:25]([N:28]3[CH:32]=[CH:31][N:30]=[CH:29]3)=[C:26]([CH:40]([CH3:39])[CH3:33])[C:7]=2[CH3:8])=[CH:16][CH:15]=1
参加物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 6342AcetonitrileHCID 10340Sodium CarbonateHCID 171741-(1H-Imidazol-1-yl)ethanoneHCID 86585936Methyl [4-(4-bromomethyl-3-isopropyl-phenylethynyl)-phenyl]-acetate2 回

生成物 1

HCID 86585935Methyl [4-(4-imidazol-1-yl-methyl-3-isopropyl-phenylethynyl)-phenyl]-acetate収率 58%

試薬・触媒・溶媒 1

HCID 962
Water
溶媒

実験手順

A solution of methyl [4-(4-bromomethyl-3-isopropyl-phenylethynyl)-phenyl]-acetate (Intermediate 156, 72.0 mg, 0.19 mmol) and 1-acetylimidazole (22.0 mg, 0.20 mmol) in 5 mL CH3CN was heated at 65° C. for 8 h and then at 55° C. for 16 hours. The solution was cooled to room temperature, diluted with H2O and made basic by addition of Na2CO3, and extracted with EtOAc. The combined organic layers were washed with H2O and saturated aqueous NaCl, dried (MgSO4), and concentrated under reduced pressure. Column chromatography (0.5% Et3N in 5% MeOH-EtOAc) afforded 40.0 mg (58%) of the title compound as a colorless solid.

後処理

  1. extractionextracted with EtOAc
  2. washThe combined organic layers were washed with H2O and saturated aqueous NaCl
  3. dry with materialdried (MgSO4)
  4. concentrationconcentrated under reduced pressure

出典と根拠

ORDレコード
ord-0c5327f06f7443058d402b085009dedf
出典データセット
uspto-grants-2005_02
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US06855512B2

反応ノート

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