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Trimethylsilylacetylene → 4-chloro-N-{[4-chloro-3-({3-chloro-5-[(trimethylsilyl)ethynyl]phenyl}oxy)-2-fluorophenyl]methyl}-1-({[2-(trimethylsilyl)ethyl]oxy}methyl)-1H-imidazole-5-carboxamide

HRID 1875159
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HRID 1875159 반응식
Br[C:2]1[CH:3]=[C:4]([O:9][C:10]2[C:11]([F:35])=[C:12]([CH2:17][NH:18][C:19]([C:21]3[N:25]([CH2:26][O:27][CH2:28][CH2:29][Si:30]([CH3:33])([CH3:32])[CH3:31])[CH:24]=[N:23][C:22]=3[Cl:34])=[O:20])[CH:13]=[CH:14][C:15]=2[Cl:16])[CH:5]=[C:6]([Cl:8])[CH:7]=1.[CH3:36][Si:37]([C:40]#[CH:41])([CH3:39])[CH3:38]>C1COCC1.[Cu](I)I>[Cl:34][C:22]1[N:23]=[CH:24][N:25]([CH2:26][O:27][CH2:28][CH2:29][Si:30]([CH3:31])([CH3:33])[CH3:32])[C:21]=1[C:19]([NH:18][CH2:17][C:12]1[CH:13]=[CH:14][C:15]([Cl:16])=[C:10]([O:9][C:4]2[CH:3]=[C:2]([C:41]#[C:40][Si:37]([CH3:39])([CH3:38])[CH3:36])[CH:7]=[C:6]([Cl:8])[CH:5]=2)[C:11]=1[F:35])=[O:20]
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참가 물질

5

반응물 2

HCID 66111TrimethylsilylacetyleneHCID 68487164N-({3-[(3-bromo-5-chlorophenyl)oxy]-4-chloro-2-fluorophenyl}methyl)-4-chloro-1-({[2-(trimethylsilyl)ethyl]oxy}methyl)-1H-imidazole-5-carboxamide

생성물 1

HCID 684866134-chloro-N-{[4-chloro-3-({3-chloro-5-[(trimethylsilyl)ethynyl]phenyl}oxy)-2-fluorophenyl]methyl}-1-({[2-(trimethylsilyl)ethyl]oxy}methyl)-1H-imidazole-5-carboxamide수율 81.5%

시약·촉매·용매 2

HCID 83717
Copper iodide
촉매
HCID 8028Tetrahydrofuran용매

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온도
60 °C

실험 절차

To a solution of N-({3-[(3-bromo-5-chlorophenyl)oxy]-4-chloro-2-fluorophenyl}methyl)-4-chloro-1-({[2-(trimethylsilyl)ethyl]oxy}methyl)-1H-imidazole-5-carboxamide (145 mg, 0.232 mmol), copper iodide (2.213 mg, 0.012 mmol) and TEA (162 μL, 1.162 mmol) in THF (8 ml) was added trimethylsilylacetylene (43 μL, 0.302 mmol) and the reaction mixture was degassed for 5 minutes with nitrogen. The resulting mixture was heated with stirring at 60° C. for 4 hours under nitrogen. The solvent was removed and the crude material was purified via silica gel chromatography to give 4-chloro-N-{[4-chloro-3-({3-chloro-5-[(trimethylsilyl)ethynyl]phenyl}oxy)-2-fluorophenyl]methyl}-1-({[2-(trimethylsilyl)ethyl]oxy}methyl)-1H-imidazole-5-carboxamide (121 mg, 0.189 mmol, 81% yield). 1H NMR (400 MHz, DMSO-d6) δ ppm 8.74 (t, 1H), 7.95 (s, 1H), 7.41-7.48 (m, 1H), 7.36 (t, 1H), 7.25 (s, 1H), 7.09 (t, 1H), 6.79 (s, 1H), 5.46 (s, 2H), 4.46 (d, 2H), 3.35 (t, 2H), 0.72 (t, 2H), 0.08-0.31 (m, 9H), −0.12 (s, 9H).

후처리

  1. customthe reaction mixture was degassed for 5 minutes with nitrogen
  2. temperatureThe resulting mixture was heated
  3. customThe solvent was removed
  4. customthe crude material was purified via silica gel chromatography

출처 및 근거

ORD 기록
ord-a43d383935574f4b9705b964777a1342
출처 데이터셋
uspto-grants-2012_11
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08304419B2

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