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Cesium carbonate → 4'-{[4-Butyl-1-(3-{[tert-butyl(dimethyl)silyl]oxy}-2,2-dimethylpropyl)-2-methyl-6-oxo-1,6-dihydropyrimidin-5-yl]methyl}biphenyl-2-carbonitrile

HRID 1673708
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HRID 1673708 반응식
[CH2:1]([C:5]1[N:6]=[C:7]([CH3:27])[NH:8][C:9](=[O:26])[C:10]=1[CH2:11][C:12]1[CH:17]=[CH:16][C:15]([C:18]2[C:19]([C:24]#[N:25])=[CH:20][CH:21]=[CH:22][CH:23]=2)=[CH:14][CH:13]=1)[CH2:2][CH2:3][CH3:4].C(=O)([O-])[O-].[Cs+].[Cs+].Br[CH2:35][C:36]([CH3:47])([CH3:46])[CH2:37][O:38][Si:39]([C:42]([CH3:45])([CH3:44])[CH3:43])([CH3:41])[CH3:40].CN(C)C(=O)C>C(OCC)(=O)C>[CH2:1]([C:5]1[N:6]=[C:7]([CH3:27])[N:8]([CH2:35][C:36]([CH3:47])([CH3:46])[CH2:37][O:38][Si:39]([C:42]([CH3:45])([CH3:44])[CH3:43])([CH3:40])[CH3:41])[C:9](=[O:26])[C:10]=1[CH2:11][C:12]1[CH:17]=[CH:16][C:15]([C:18]2[C:19]([C:24]#[N:25])=[CH:20][CH:21]=[CH:22][CH:23]=2)=[CH:14][CH:13]=1)[CH2:2][CH2:3][CH3:4]
참가 물질반응 조건실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 4

HCID 10796Cesium carbonateHCID 31374DimethylacetamideHCID 11780954(3-Bromo-2,2-dimethylpropoxy)(tert-butyl)dimethylsilaneHCID 1354012224'-[(4-Butyl-2-methyl-6-oxo-1,6-dihydropyrimidin-5-yl)methyl]biphenyl-2-carbonitrile

생성물 1

HCID 574602154'-{[4-Butyl-1-(3-{[tert-butyl(dimethyl)silyl]oxy}-2,2-dimethylpropyl)-2-methyl-6-oxo-1,6-dihydropyrimidin-5-yl]methyl}biphenyl-2-carbonitrile
수율 40.4%

시약·촉매·용매 1

HCID 8857Ethyl Acetate용매

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온도
130 °C

실험 절차

A mixture of 4′-[(4-butyl-2-methyl-6-oxo-1,6-dihydropyrimidin-5-yl)methyl]biphenyl-2-carbonitrile (1 g), cesium carbonate (4.1 g), (3-bromo-2,2-dimethylpropoxy)(tert-butyl)dimethylsilane (2.36 g) and N,N-dimethylacetamide (10 mL) was stirred at 130° C. for 2 hr. The reaction mixture was diluted with ethyl acetate, washed with 5% aqueous potassium hydrogen sulfate solution and then with saturated brine, and dried over anhydrous magnesium sulfate. The solvent was evaporated under reduced pressure and the residue was purified by silica gel column chromatography to give the title compound as a colorless solid (0.63 g, 27%).

후처리

  1. washwashed with 5% aqueous potassium hydrogen sulfate solution
  2. dry with materialwith saturated brine, and dried over anhydrous magnesium sulfate
  3. customThe solvent was evaporated under reduced pressure
  4. customthe residue was purified by silica gel column chromatography

출처 및 근거

ORD 기록
ord-51edb54497f447d998d15085a09a7b5a
출처 데이터셋
uspto-grants-2011_08
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07998968B2

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