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Iodobenzene → 5-phenoxy-3,4-dihydronaphthalen-1(2H)-one

HRID 63080
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HRID 63080 반응식
[OH:1][C:2]1[CH:11]=[CH:10][CH:9]=[C:8]2[C:3]=1[CH2:4][CH2:5][CH2:6][C:7]2=[O:12].I[C:14]1[CH:19]=[CH:18][CH:17]=[CH:16][CH:15]=1.[H-].[Na+].COCCOCCN(CCOCCOC)CCOCCOC>CN(C=O)C.O.Cl[Cu]>[O:1]([C:2]1[CH:11]=[CH:10][CH:9]=[C:8]2[C:3]=1[CH2:4][CH2:5][CH2:6][C:7]2=[O:12])[C:14]1[CH:19]=[CH:18][CH:17]=[CH:16][CH:15]=1
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참가 물질

8

반응물 4

HCID 11575IodobenzeneHCID 24758Sodium hydrideHCID 112414Ethanamine, 2-(2-methoxyethoxy)-N,N-bis[2-(2-methoxyethoxy)ethyl]-HCID 1199215-Hydroxy-1-tetralone

생성물 1

HCID 107286255-phenoxy-3,4-dihydronaphthalen-1(2H)-one수율 18%

시약·촉매·용매 3

HCID 62652
Cuprous chloride
촉매
HCID 962Water용매
HCID 6228Dimethylformamide용매

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온도
50 °C

실험 절차

To a solution of 5-hydroxy-1-tetralone (4.5 g, 28.0 mmol) and iodobenzene (24.0 g, 168.0 mmol) in DMF (50 mL) was added NaH (1.2 g, 30.0 mmol) at room temperature. The mixture was heated to 50° C. until the solid was dissolved and then cooled. To the mixture was added CuCl (2.8 g, 28.0 mmol); followed by tris(dioxa 3,6-heptyl)amine (2.7 g, 8.4 mmol). The mixture was heated at 145° C. overnight. The reaction was diluted with water, extracted with EtOAc, washed with brine, dried (Na2SO4), and concentrated. Purification by silica gel chromatography (20:1 PE/EtOAc) gave 1.2 g (18%) of the title compound as a yellow oil. [M+H] calc'd for C16H14O2, 239; found 239.

후처리

  1. dissolutionwas dissolved
  2. temperaturecooled
  3. temperatureThe mixture was heated at 145° C. overnight
  4. extractionextracted with EtOAc
  5. washwashed with brine
  6. dry with materialdried (Na2SO4)
  7. concentrationconcentrated
  8. customPurification by silica gel chromatography (20:1 PE/EtOAc)

출처 및 근거

ORD 기록
ord-328b236c2f914b0ca6c088a7a6bd926a
출처 데이터셋
uspto-grants-2016_09
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09447045B2

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