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1-(4-Bromo-3-methylphenyl)ethanol → 1-(4-Bromo-3-methylphenyl)ethanone

HRID 1500959
노트
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HRID 1500959 반응식
[Cr](Cl)([O-])(=O)=O.[NH+]1C=CC=CC=1.[Br:12][C:13]1[CH:18]=[CH:17][C:16]([CH:19]([OH:21])[CH3:20])=[CH:15][C:14]=1[CH3:22]>ClCCl>[Br:12][C:13]1[CH:18]=[CH:17][C:16]([C:19](=[O:21])[CH3:20])=[CH:15][C:14]=1[CH3:22]
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참가 물질

4

반응물 2

HCID 790169431-(4-Bromo-3-methylphenyl)ethanolHCID 178418287HCID 178418287, 화합물

생성물 1

HCID 3471241-(4-Bromo-3-methylphenyl)ethanone수율 87%

시약·촉매·용매 1

HCID 6344Dichloromethane용매

실험 절차

Pyridinium chlorochromate (48 g, 223 mmol) was added to a solution of 1-(4-bromo-3-methylphenyl)ethanol (31.9 g, 148 mmol) in dichloromethane (800 mL). The mixture was stirred at room temperature for 2 hours. The mixture was concentrated to give a residue. The residue was purified by column chromatography (silica gel, petroleum ether/ethyl acetate=25:1) to give 1-(4-bromo-3-methylphenyl)ethanone (27.3 g, 87%).

후처리

  1. concentrationThe mixture was concentrated
  2. customto give a residue
  3. customThe residue was purified by column chromatography (silica gel, petroleum ether/ethyl acetate=25:1)

출처 및 근거

ORD 기록
ord-2810b3904ff94b9bb84dea21a46d0f3b
출처 데이터셋
uspto-grants-2015_12
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09206128B2

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